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 costea international efforts.", "supply 1st international efforts."
"supply crowd integration efforts." » "supply crowd conservation efforts.", "supply grid integration efforts.", "supply rfid integration efforts.", "supply beyond integration efforts.", "supply growth integration efforts.", "supply from integration 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 crowd integration efforts.") or ("supply cost international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply crowd integration efforts.") OR ("supply cost international efforts.")).
• Removing quotes may allow a broader search: (( supply crowd integration efforts. ) or ( supply cost international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("supply crowd integration efforts.") or ("supply cost international efforts."))*.