Perhaps you should try some spelling variations:
"supply chain international efforts." » "supply chain international airports.", "supply chain international energy.", "supply chain international airport.", "supply chains international efforts.", "supply main international efforts.", "supply can international efforts."
"supply crowd integration theory." » "supply crowd integration through.", "supply crowd information theory.", "supply crowd innovation theory.", "supply grid integration theory.", "supply rfid integration theory.", "supply beyond integration theory.", "supply growth integration theory.", "supply cost integration theory.", "supply from integration theory."

Try widening your search to All Fields.

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 theory.") or ("supply chain international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply crowd integration theory.") OR ("supply chain international efforts.")).
• Removing quotes may allow a broader search: (( supply crowd integration theory. ) or ( supply chain international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("supply crowd integration theory.") or ("supply chain international efforts."))*.