Perhaps you should try some spelling variations:
information comprehension » introduction comprehension, information imprecision, instruction comprehensive
comprehension programmed » comprehensive program, comprehensive programs, comprehension problems
extension concepts » expansion concepts, regression concepts, extension conduct
tension concepts » tensor concepts, revision concepts, decision concepts

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: information comprehension programmed ((tension concepts) OR (extension concepts)) cited~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information comprehension programmed ((tension concepts) OR (extension concepts)) cited".
• Adding a wildcard symbol may retrieve word variants: information comprehension programmed ((tension concepts) OR (extension concepts)) cited*.