1. A collection search system responsive to a user query against a collection of documents to provide a search report, said collection search system comprising: a) a collection index including first predetermined single word and multiple word phrases as indexed terms occurring in said collection of documents; b) a linguistic parser that identifies a list of search terms from a user query, said linguistic parser identifying said list from second predetermined single words and multiple word phrases; and c) a search engine coupled to receive said list from said linguistic parser, said search engine intersecting said list with said collection index to identify a predetermined document from said collection of documents, said search engine including an accumulator for summing for said predetermined document a relevancy score related to the intersection of said predetermined document with said list using conditional indexing of said word phrases.