20. The system of claim 15 , wherein the at least one search term associated with an inverted index is a frequently used term in a geographic database.
15. A full text search system, comprising: a memory configured to store a plurality of inverted indexes associated with at least one search term, wherein the at least one search term includes a destination and the inverted index lists documents sets each including the at least one search term, wherein the at least one search term is not included in the inverted index; and a processor configured to receive a search request, wherein the memory is configured to store a relation table that associates search terms to the plurality of inverted indexes, wherein the relation table is queried upon receiving the search request to identify what search terms in the search request are associated with an inverted index, and wherein the full text search system searches for document identifiers in inverted indexes that are not associated with the search terms in the search request, wherein the processor is configured to compare document sets for the search terms in the search request to identify at least one document identifier included in the document sets and provide a result set of the at least one document identifier included in all document sets.