fix search

lib/search_entries.rb

@@ -236,10 +236,12 @@ module SearchEntries
   end
 
   def add_hyphens(entry, text)
+    text = text.tr('\\', ' ')
+
     hyphens = text.scan(/\b[^\s]*?\d-[^\s]+?\b/) + text.scan(/\b[^\s]+-\d[^\s]*?\b/)
 
     hyphens.uniq.each_with_index do |item, index|
-      entry.tsvector += " '#{item.delete("'\\")}':#{index + 1}" unless entry.tsvector.include?(item)
+      entry.tsvector += " '#{item.delete("'")}':#{index + 1}" unless entry.tsvector.include?(item)
     end
 
     entry

lib/submitters.rb

@@ -49,7 +49,7 @@ module Submitters
   end
 
   def fulltext_search_field(current_user, submitters, keyword, field_name)
-    keyword = keyword.delete("\0\\")
+    keyword = keyword.delete("\0").tr('\\', ' ').squish
 
     return submitters.none if keyword.blank?