A text mining method whereby documents (texts) can be analyzed from a wide variety of visual points. The text mining method includes: distinctive word and/or phrase extraction step (301) of extracting words and/or phrases characteristically emerging in a processing subject document set obtained by taking out whole or a part of a set of documents registered beforehand; definition information setting step (302) of setting definition information including a specified word or phrase or specified bibliography information; coincident word and/or phrase acquisition step (500) of acquiring coincident words and/or phrases coincident in a predetermined range with a word or phrase or bibliography information included in said definition information from among words and/or phrases extracted at said distinctive word and/or phrase extraction step (301); and multiplex coincident word and/or phrase acquisition step (506) of acquiring coincident words and/or phrases coincident in a predetermined range with an individual word or phrase or bibliography information acquired from each of a plurality of different definition information pieces. <IMAGE>
Document processing method, system and computer readable storage medium