Perhaps you should try some spelling variations:
"supply cost international efforts." » "supply cost international airports.", "supply cost international energy.", "supply cost international airport.", "supply costs international efforts.", "supply first international efforts.", "supply joint international efforts."
"supply trade integration reforms." » "supply trade integration efforts.", "supply trade integration report.", "supply trade immigration reform.", "supply side integration reforms.", "supply case integration reforms."

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 integration reforms.") or ("supply cost international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply trade integration reforms.") OR ("supply cost international efforts."))*.
• Removing quotes may allow a broader search: (( supply trade integration reforms. ) or ( supply cost international efforts. ))*.