Perhaps you should try some spelling variations:
"support group international efforts." » "support group international airports.", "support group international energy.", "support group international airport.", "support from international efforts.", "support how international efforts.", "support do international efforts.", "support grant international efforts."
"support firms integration efforts." » "support firms conservation efforts.", "support fare integration efforts.", "support firms international efforts.", "support fiscal integration efforts.", "supporting firms integration efforts.", "support from integration efforts.", "support falls integration efforts."

Try widening your search to All Fields.

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

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