In {TAIL ~ some embodiments}, {HEAD ~ the series} of indices are created over a column that is typically searched using the LIKE predicate or some similar technique; these indices indicate for each record whether certain sub strings may exist in that records value in the column 
In
In { TAIL ~ some embodiments } , { HEAD ~ the series } of indices are created over a column that is typically searched using the LIKE predicate or some similar technique ; these indices indicate for each record whether certain sub strings may exist in that records value in the column
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH