Perhaps you should try some spelling variations:
"supply chains international efforts." » "supply chains international airports.", "supply chains international energy.", "supply chains international airport.", "supply chaos international efforts.", "supply changing international efforts.", "supply china's international efforts.", "supply chain international efforts."
"supply grid integration social." » "supply grid international social.", "supply crowd integration social.", "supply great integration social.", "support grid integration social."

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

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