for each value, combining its respective entries from {HEAD ~ each} of {TAIL ~ the built indices} to generate a composite entry, the composite entry indicative of whether all the search substrings occur within the value 
of
for each value , combining its respective entries from { HEAD ~ each } of { TAIL ~ the built indices } to generate a composite entry , the composite entry indicative of whether all the search substrings occur within the value
OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH