Perhaps you should try some spelling variations:
"support up international efforts." » "support up international airports.", "support up international energy.", "support up international airport.", "support 2 international efforts.", "support 1 international efforts.", "support 10 international efforts.", "support _ international efforts.", "support a international efforts.", "support 4 international efforts."
"support service integration efforts." » "support service innovation efforts.", "support services international efforts.", "support services information efforts.", "support service conservation efforts.", "support services integration efforts.", "supply service integration efforts.", "airport service integration efforts."

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

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