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 series." » "supply crowd integration services.", "supply crowd interaction series.", "supply crowd integration server.", "supply grid integration series.", "supply rfid integration series.", "supply beyond integration series.", "supply growth integration series.", "supply cost integration series.", "supply from integration series."

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

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