Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
education reforms » education reform
grid integration » trade integration, _ integration, data integration
supply trade » supply side
supply case » supply cost, supply chain, supply curve
supply grid » supply crowd, support grid

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

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