6. The method of claim 5 , wherein the searching for the data corresponding to the query entity further comprises deriving the data corresponding to the lowermost level entity as the main information and deriving the data corresponding to the remaining level entities as the at least one piece of entity information.
7. The method of claim 6 , wherein the laying out of the search result screen comprises outputting the data corresponding to the uppermost level entity at a top region of the search result screen and outputting the data corresponding to the consecutive lower level entities below the data corresponding to the uppermost level entity, wherein the data corresponding to the lowermost level entity is output as the main information.