Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
generation reforms » generation records, federation reform, generation platforms
donor integration » der integration, cover integration, einer integration
eu generation » der generation, set generation, eeg generation
supply donor » supply food
supply eu » supply _, supply a, supply 3

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