18. The documentation browsing apparatus according to claim 15 , comprising basic word extracting means for extracting a basic word to be a basic unit for matching text and a document from words included in each section of said text and said document; wherein the matching means establishes a matching between a document and voices or images by calculating and comparing similarities between groups of basic words, which are sets of the basic words extracted by said basic word extracting means.
18. The documentation browsing apparatus according to claim 15 , comprising basic word extracting means for extracting a basic word to be a basic unit for matching text and a document from words included in each section of said text and said document; wherein the matching means establishes a matching between a document and voices or images by calculating and comparing similarities between groups of basic words, which are sets of the basic words extracted by said basic word extracting means. 19. The documentation browsing apparatus according to claim 18 , wherein the matching means matches text and a document by using a dynamic program matching system based on a group of basic words including basic words extracted by the basic word extracting means.