Perhaps you should try some spelling variations:
"supply grid integration efforts." » "supply grid international efforts.", "supply grid conservation efforts.", "supply trade integration efforts.", "supply _ integration efforts.", "supply data integration efforts.", "supply crowd integration efforts.", "support grid integration efforts."
"supply side integration series." » "supply side integration theories.", "supply side integrating services.", "supply side integration schemes.", "supply trade integration series.", "supply asian integration series.", "supply fare integration series."

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