Perhaps you should try some spelling variations:
"supply private international efforts." » "supply private information efforts.", "supply china international efforts.", "supply first international efforts.", "supply private international airports.", "supply private international energy.", "supply private international airport."
"supply trade conservation efforts." » "supply trade cooperation efforts.", "supply scale conservation efforts.", "supply marine conservation efforts.", "supply side conservation efforts.", "supply case 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: (("supply trade conservation efforts.") or ("supply private international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply trade conservation efforts.") OR ("supply private international efforts.")).
• Removing quotes may allow a broader search: (( supply trade conservation efforts. ) or ( supply private international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("supply trade conservation efforts.") or ("supply private international efforts."))*.