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 falls conservation efforts." » "support fuel conservation efforts.", "support focus conservation efforts.", "support forest conservation efforts.", "support tools conservation 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 falls conservation efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support group international efforts.") OR ("support falls conservation efforts.")).
• Removing quotes may allow a broader search: (( support group international efforts. ) or ( support falls conservation efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("support group international efforts.") or ("support falls conservation efforts."))*.