83. The computing system of claim 82 , the processing further includes: forming one or more search codes, each search code encoding a result of a search for a combination of tokens from multiple entries in the search store.
84. The computing system of claim 83 , wherein identifying, in the first comparison, one or more candidate data records using the query and an approximate distance measure further includes: retrieving the one or more candidate data records from the received data records using a final location information result determined from the location information stored in multiple entries in the search store corresponding to at least one of the search codes corresponding to the query.