query: SELECT location_code FROM Document_locations GROUP BY location_code HAVING count(*)  >=  3
question: Show the location codes with at least 3 documents.
query_toks: SELECT location_code FROM Document_locations GROUP BY location_code HAVING count ( * ) > = 3
query_toks_no_value: select location_code from document_locations group by location_code having count ( * ) > = value
question_toks: Show the location codes with at least 3 documents.