1. A method, comprising: receiving, with a processor of a computer, selection of two or more search results, wherein each of the two or more search results has an associated search result summary; extracting keywords from the selected two or more search results and each associated search result summary; based on association rules and clustering mining models, identifying relationships between the keywords; based on relationship rules, identifying strengths of the relationships between the keywords; and displaying a graphical view that shows the keywords, the relationships, and the strengths of those relationships.