Perhaps you should try some spelling variations:
"supply grid integration efforts." » "supply grid international efforts.", "supply grid conservation efforts.", "supply crowd integration efforts.", "supply great integration efforts.", "support grid integration efforts."
"support time international panel." » "support time international paris.", "support time international peace.", "support time international prices.", "support some international panel.", "support trade international panel.", "support care international panel.", "support come international panel.", "support tdm international panel.", "support tier international panel."

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 grid integration efforts.") OR ("support time international panel."))~.
• Removing quotes may allow a broader search: (( supply grid integration efforts. ) or ( support time international panel. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply grid integration efforts.") or ("support time international panel."))*.