The querying application of the present invention provides method and apparatus to find related queries having the greatest-valued and/or least-valued results. Elements (or inputs) of the related queries overlap with the elements of the user query. Preferably, the querying application of the present invention enables the user to trace other queries having the greatest-valued and/or least-valued results that overlap other elements of the user query. In accordance with another aspect of the present invention, the querying application of the present invention provides method and apparatus to find non-related queries having the greatest-valued and/or least-valued results.