13. The method of claim 10 , wherein the content is news article data or knowledge search data.
10. A method for providing a user with a predetermined search result list by search engine, the method comprising: maintaining a content information database storing at least one content and registration date information for the content; maintaining a temporal adverb keyword database storing at least one predetermined temporal adverb keyword and predetermined weight corresponding thereto; maintaining a timer, the timer maintaining time information; receiving at least one keyword from a user terminal with a search request; searching for at least one content including the keyword by referring to the content information database; computing accuracy of the searched content with respect to the keyword, based on a predetermined accuracy computing criterion; searching for the registration date information for the searched content by referring to the content information database; computing time difference information by using the searched registration date information and the time information received from the timer; abstracting at least one temporal adverb keyword stored in the temporal adverb keyword database, from the searched content; and in case that the temporal adverb keyword is abstracted from the searched content, abstracting the weight corresponding to the abstracted temporal adverb keyword and the computed time difference information, by referring to the temporal adverb keyword database; computing importance information by calculating the computed accuracy and the abstracted weight; and sorting at least one content in accordance with the computed importance information, thereby processing the sorted content into search result list information.