Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration volume » integration policy
use integration » asean integration, deep integration, fare integration
support grid » support agri, support grant, support group
supply grid » supply crowd
supply use » supply case, supply curve, supply asset

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply use integration volume. ) OR ( ((supply grid) OR (support grid)) integration efforts. ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( supply use integration volume. ) or ( ((supply grid) OR (support grid)) integration efforts. ))~".
• Adding a wildcard symbol may retrieve word variants: (( supply use integration volume. ) or ( ((supply grid) OR (support grid)) integration efforts. ))*.