Perhaps you should try some spelling variations:
"supply commerce international efforts." » "supply commerce international airports.", "supply commerce international energy.", "supply commerce international airport."
"export trade international power." » "export care international power.", "export time international power.", "export private international power.", "export trade international poverty.", "export trade international ports.", "export trade international panel.", "export taxes international power.", "export base international power.", "export tax international power."

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

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