Interested article serving system and interested article serving method

An interested article serving system includes a client device and a server device, serving an information in accordance with a request from the client device, connected through a network system. The server device comprises a WWW server section operating in response to the requirement from the client device, a data base server section storing personal information and access history of a client using the client device, an interested article extraction server section analyzing the access history of the client stored in the data base server section and then producing a search condition equation, and a superparallel computer searching article data sequentially fed from an external article producing computer in accordance with the search condition equation produced in the interested article extraction server section. In such system, a plurality of different search condition equations are set individually on a plurality of different processors of the superparallel computer, the article data is subjected to full text search and a result coincident with the search condition equations is transmitted to the client device.