Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
generation reforms » integration reforms, education reforms, registration reforms
vre generation » fired generation, trip generation, _ generation
supply trade » supply side, supply case
supply vre » supply curve

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 vre generation reforms. ) OR ( supply trade integration efforts. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply vre generation reforms. ) or ( supply trade integration efforts. ))*.