Perhaps you should try some spelling variations:
irrigation requirements » irrigation equipment, nutrition requirements
requirements binary » requirements dietary, requirements summary, requirements china's
binary decision » finance decision
based opengl » based open
nested » tested

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

• Performing a fuzzy search may retrieve terms with similar spellings: irrigation requirements binary decision ((based opengl) or (nested openmp))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: irrigation requirements binary decision ((based opengl) OR (nested openmp)).
• Adding a wildcard symbol may retrieve word variants: irrigation requirements binary decision ((based opengl) or (nested openmp))*.