diff --git a/Classes/PassiveTreeView.lua b/Classes/PassiveTreeView.lua
index 06be25003..db6758113 100644
--- a/Classes/PassiveTreeView.lua
+++ b/Classes/PassiveTreeView.lua
@@ -13,6 +13,7 @@ local t_remove = table.remove
 local m_min = math.min
 local m_max = math.max
 local m_floor = math.floor
+local StringUtils = require("all.string")
 
 local PassiveTreeViewClass = common.NewClass("PassiveTreeView", function(self)
 	self.ring = NewImageHandle()
@@ -336,7 +337,7 @@ function PassiveTreeViewClass:Draw(build, viewPort, inputEvents)
 	if self.searchStrCached ~= self.searchStr then
 		self.searchStrCached = self.searchStr
 		for nodeId, node in pairs(spec.nodes) do
-			self.searchStrResults[nodeId] = #self.searchStr > 0 and self:DoesNodeMatchSearchStr(node)
+			self.searchStrResults[nodeId] = #self.searchStr > 0 and self:DoesNodeMatchSearchExpr(node)
 		end
 	end
 
@@ -522,13 +523,35 @@ function PassiveTreeViewClass:Zoom(level, viewPort)
 	self.zoomY = relY + (self.zoomY - relY) * factor
 end
 
-function PassiveTreeViewClass:DoesNodeMatchSearchStr(node)
+-- Splits the search string on "||" and searches for a match on any of the sub strings
+function PassiveTreeViewClass:DoesNodeMatchSearchExpr(node)
 	if node.type == "classStart" or node.type == "mastery" then
 		return
 	end
 
+	-- Check for multiple strings using ||. e.g. berserk || bloody
+	for k, searchSubStr in next, StringUtils.psplit(self.searchStr, "||") do
+		searchSubStr = StringUtils.trim(searchSubStr)
+		if searchSubStr ~= "" and self:DoesNodeMatchSearchStrInternal(node, searchSubStr) then
+			return true
+		end
+	end
+end
+
+-- Old search string preserved in case it is needed
+function PassiveTreeViewClass:DoesNodeMatchSearchStr(node) 
+	if node.type == "classStart" or node.type == "mastery" then
+		return
+	end
+
+	return self:DoesNodeMatchSearchStrInternal(node, self.searchStr)
+end
+
+-- Checks if a node name, description, or type matches a particular string
+function PassiveTreeViewClass:DoesNodeMatchSearchStrInternal(node, searchString)
+	
 	-- Check node name
-	local errMsg, match = PCall(string.match, node.dn:lower(), self.searchStr:lower())
+	local errMsg, match = PCall(string.match, node.dn:lower(), searchString:lower())
 	if match then
 		return true
 	end
@@ -536,14 +559,14 @@ function PassiveTreeViewClass:DoesNodeMatchSearchStr(node)
 	-- Check node description
 	for index, line in ipairs(node.sd) do
 		-- Check display text first
-		errMsg, match = PCall(string.match, line:lower(), self.searchStr:lower())
+		errMsg, match = PCall(string.match, line:lower(), searchString:lower())
 		if match then
 			return true
 		end
 		if not match and node.mods[index].list then
 			-- Then check modifiers
 			for _, mod in ipairs(node.mods[index].list) do
-				errMsg, match = PCall(string.match, mod.name, self.searchStr)
+				errMsg, match = PCall(string.match, mod.name, searchString)
 				if match then
 					return true
 				end
@@ -552,7 +575,7 @@ function PassiveTreeViewClass:DoesNodeMatchSearchStr(node)
 	end
 
 	-- Check node type
-	local errMsg, match = PCall(string.match, node.type:lower(), self.searchStr:lower())
+	local errMsg, match = PCall(string.match, node.type:lower(), searchString:lower())
 	if match then
 		return true
 	end
diff --git a/README.md b/README.md
index 4784d9f70..07bbb7c39 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ Welcome to Path of Building, an offline build planner for Path of Exile!
   * Features alternate path tracing (mouse over a sequence of nodes while holding shift, then click to allocate them all)
   * Fully intergrated with the offence/defence calculations; see exactly how each node will affect your character!
   * Can import PathOfExile.com and PoEPlanner.com passive tree links; links shortened with PoEURL.com also work
+  * Can search for more than one skill at a time e.g. "bloody || berserk" will search for skills with either "bloody" OR "berserk"
 * Skill planner:
   * Add any number of main or supporting skills to your build
   * Supporting skills (auras, curses, buffs) can be toggled on and off
diff --git a/all/string.lua b/all/string.lua
new file mode 100755
index 000000000..5e1637bf3
--- /dev/null
+++ b/all/string.lua
@@ -0,0 +1,108 @@
+-- all/string.lua (all.string)
+-- A Lua Library (ALL) - string utility functions.
+-- This is compatible with Lua 5.1.
+-- Licensed under the same terms as Lua itself.--DavidManura
+module("all.string", package.seeall)
+
+function import()
+  local env = getfenv(2)
+  for k,v in pairs(all.string) do env[k] = v end
+end
+
+-- remove trailing and leading whitespace from string.
+-- http://en.wikipedia.org/wiki/Trim_(programming)
+function trim(s)
+  -- from PiL2 20.4
+  return (s:gsub("^%s*(.-)%s*$", "%1"))
+end
+
+-- remove leading whitespace from string.
+-- http://en.wikipedia.org/wiki/Trim_(programming)
+function ltrim(s)
+  return (s:gsub("^%s*", ""))
+end
+
+-- remove trailing whitespace from string.
+-- http://en.wikipedia.org/wiki/Trim_(programming)
+function rtrim(s)
+  local n = #s
+  while n > 0 and s:find("^%s", n) do n = n - 1 end
+  return s:sub(1, n)
+end
+-- The following more obvious implementation is generally not
+-- as efficient, particularly for long strings since Lua pattern matching
+-- starts at the left (though in special cases it is more efficient).
+-- Related discussion on p.197 of book "Beginning Lua Programming".
+--[[
+function rtrim(s) return (s:gsub("%s*$", "")) end
+]]
+
+-- substitute variables into string.
+-- Example: subst("a=$(a),b=$(b)", {a=1, b=2}) --> "a=1,b=2".
+function subst(s, t)
+  -- note: handle {a=false} substitution
+  s = s:gsub("%$%(([%w_]+)%)", function(name)
+    local val = t[name]
+    return val ~= nil and tostring(val)
+  end)
+  return s
+end
+
+-- Other ideas...
+-- This library needs one good split function.
+
+-- [mjc 6/12/2008] here is my basic split implementation.
+-- takes a string and a pattern to split with. returns a table 
+-- of words that have been seperated at the pattern (does not 
+-- include the pattern in any words in the returned table).
+function split(str, patt)
+	vals = {}; valindex = 0; word = ""
+	-- need to add a trailing separator to catch the last value.
+	str = str .. patt
+	for i = 1, string.len(str) do
+	
+		cha = string.sub(str, i, i)
+		if cha ~= patt then
+			word = word .. cha
+		else
+			if word ~= nil then
+				vals[valindex] = word
+				valindex = valindex + 1
+				word = ""
+			else
+				-- in case we get a line with no data.
+				break
+			end
+		end 
+		
+	end	
+	return vals
+end
+
+-- lua has no native string.split
+-- See section: "true Python semantics for split" for the python-like implementation below
+-- http://lua-users.org/wiki/SplitJoin
+function psplit(str, sSeparator, nMax, bRegexp)
+   assert(sSeparator ~= '')
+   assert(nMax == nil or nMax >= 1)
+
+   local aRecord = {}
+
+   if str:len() > 0 then
+      local bPlain = not bRegexp
+      nMax = nMax or -1
+
+      local nField, nStart = 1, 1
+      local nFirst,nLast = str:find(sSeparator, nStart, bPlain)
+      while nFirst and nMax ~= 0 do
+         aRecord[nField] = str:sub(nStart, nFirst-1)
+         nField = nField+1
+         nStart = nLast+1
+         nFirst,nLast = str:find(sSeparator, nStart, bPlain)
+         nMax = nMax-1
+      end
+      aRecord[nField] = str:sub(nStart)
+   end
+
+   return aRecord
+end
\ No newline at end of file