7. The apparatus of claim 1 , wherein the range-dependent match function is both range and order dependent.
7. The apparatus of claim 1 , wherein the range-dependent match function is both range and order dependent. 8. The apparatus of claim 7 , wherein the range-dependent match function comprises a procedure which is configured to use a counter to count a number of keyword instances identified in order and an array of offsets to keep track of position offsets for the identified keyword instances.