A search system performs a method for conducting a search using a user device. The method includes receiving a search word through the user device. The method also includes displaying a homonym list indicating homonyms of the input search word on a display screen of the user device. The method further includes receiving a selection of one homonym item of the homonym list through the user device. The method still further includes conducting the search through an information search system using the selected homonym item as a search word.
