Talvez debería tentar con algunhas variantes ortográficas:
information requirements » nutrition requirements, irrigation requirements, information environments
requirements from » requirements _, requirements a
from decision » from vision
based openg » based opengl, based openmp
based open » based one, based oxygen

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 from decision ((based openg) or (based open))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information requirements from decision ((based openg) OR (based open)).
• Adding a wildcard symbol may retrieve word variants: information requirements from decision ((based openg) or (based open))*.