Perhaps you should try some spelling variations:
"support eu integration efforts." » "support eu international efforts.", "support eu conservation efforts.", "support _ integration efforts.", "support deep integration efforts.", "support data integration efforts.", "support key integration efforts.", "support a integration efforts."
"support datcan integration policy." » "support data integration policy.", "support asian integration policy.", "support asean integration policy.", "support datcan immigration policy.", "support datcan international policy.", "support datcan innovation policy."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support datcan integration policy.") or ("support eu integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support datcan integration policy.") OR ("support eu integration efforts.")).
• Removing quotes may allow a broader search: (( support datcan integration policy. ) or ( support eu integration efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("support datcan integration policy.") or ("support eu integration efforts."))*.