35. The method of claim 33 , wherein assessing the keyword comprises: generating a plurality of ranking logic assessment indicators based on the weight indicator and the indicator; categorizing each of the ranking logic assessment indicators; and changing a priority and a proportion of the keyword in response to values of the categorized indicators.
35. The method of claim 33 , wherein assessing the keyword comprises: generating a plurality of ranking logic assessment indicators based on the weight indicator and the indicator; categorizing each of the ranking logic assessment indicators; and changing a priority and a proportion of the keyword in response to values of the categorized indicators. 36. The method of claim 35 , wherein plurality of the ranking logic assessment indicators include at least one of a competition indicator indicating a competitiveness of an advertisement, a service indicator indicating a number of visits of a user, a conversion indicator indicating a Click-Through Rate (CTR), an association indicator indicating an association, and an entry indicator indicating entry barriers, the entry barriers being a level of difficulty associated with registering a keyword.