Perhaps you should try some spelling variations:
"supply grid integration regimes." » "supply grid immigration regimes.", "supply grid international regimes.", "supply grid integration regional.", "supply crowd integration regimes.", "supply great integration regimes.", "support grid integration regimes."
"supply service irrigation system." » "supply service obligation system.", "supply surface irrigation system.", "supply service obligations system.", "supply service irrigation systems.", "supply service irrigation water.", "supply service irrigation scheme.", "supply services irrigation system."

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 regimes.") or ("supply service irrigation system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply grid integration regimes.") OR ("supply service irrigation system."))*.
• Removing quotes may allow a broader search: (( supply grid integration regimes. ) or ( supply service irrigation system. ))*.