In one embodiment, communication content is processed to increase {HEAD ~ the similarity} of {TAIL ~ superficially dissimilar instances} of communication content and to increase the distinctiveness of superficially similar instances of communications content 
of
In one embodiment , communication content is processed to increase { HEAD ~ the similarity } of { TAIL ~ superficially dissimilar instances } of communication content and to increase the distinctiveness of superficially similar instances of communications content
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH