Perhaps you should try some spelling variations:
information requirements » nutrition requirements, irrigation requirements, information environments
based pastures » based features, based measures, based gesture
based oaths » based path, based lathe, based coated
based math » based path, based mach, based mac
space » dspace

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

• Performing a fuzzy search may retrieve terms with similar spellings: information requirements ((((based oaths) or (based pastures))) or (based math)) euclidean space~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information requirements ((((based oaths) OR (based pastures))) OR (based math)) euclidean space.
• Adding a wildcard symbol may retrieve word variants: information requirements ((((based oaths) or (based pastures))) or (based math)) euclidean space*.