Perhaps you should try some spelling variations:
"support group international efforts." » "support group international airports.", "support group international energy.", "support group international airport.", "support crop international efforts.", "support growth international efforts.", "support up international efforts.", "support grant international efforts."
"support area conservation efforts." » "support based conservation efforts.", "support farms conservation efforts.", "support ocean conservation efforts.", "support real conservation efforts.", "support create conservation efforts.", "support a conservation 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 area conservation efforts.") or ("support group international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support area conservation efforts.") OR ("support group international efforts.")).
• Removing quotes may allow a broader search: (( support area conservation efforts. ) or ( support group international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("support area conservation efforts.") or ("support group international efforts."))*.