In some embodiments, the search query is entered as free text, thus reducing the amount of {HEAD ~ text} to be entered by {TAIL ~ the user} 
to be entered by
In some embodiments , the search query is entered as free text , thus reducing the amount of { HEAD ~ text } to be entered by { TAIL ~ the user }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL