Perhaps you should try some spelling variations:
"supply grid conservation efforts." » "supply aid conservation efforts.", "supply good conservation efforts.", "supply grass conservation efforts.", "supply crowd conservation efforts.", "supply great conservation efforts.", "support grid conservation efforts."
"support group integration power." » "support group interaction power.", "support group interactions power.", "support erp integration power.", "support group integrative power.", "support group integration process.", "support group international power.", "support grant integration power."

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