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