Abstract: Embodiments of the present invention provide a client system and a server for searching, through the Internet, useful information that matches more closely a user's intention. The system is used for searching questions or answers posted by members in a Q&A (question and answers) site which is used by users who are registered as members. The members are then classified into multiple types based on a database, in which posted questions and answers were separated, and attribute information of members. For each question and answer, the tendency of the type who often supports the contents is stored. In this way, a question or answer is searched based on not only a search keyword but also on a type of searcher.

Abstract: Embodiments of the present invention provide a client system and a server for searching, through the Internet, useful information that matches more closely a user's intention. The system is used for searching questions or answers posted by members in a Q&A (question and answers) site which is used by users who are registered as members. The members are then classified into multiple types based on a database, in which posted questions and answers were separated, and attribute information of members. For each question and answer, the tendency of the type who often supports the contents is stored. In this way, a question or answer is searched based on not only a search keyword but also on a type of searcher.