18. A computer program according to claim 16 wherein said code segment operative to tokenize is operative to query is operative to employ stemming techniques, predefined thesauri, and predefined abbreviation lists to find inexact matches.
18. A computer program according to claim 16 wherein said code segment operative to tokenize is operative to query is operative to employ stemming techniques, predefined thesauri, and predefined abbreviation lists to find inexact matches. 19. A computer program according to claim 18 wherein said code segment operative to query employs domain-specific thesauri and abbreviation lists.