Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
generation reforms » integration reforms, education reforms, registration reforms
data integration » trade integration, _ integration, data integrity
trip generation » first generation, steam generation
supply trip » supply tariff
supply data » supply water

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