Perhaps you should try some spelling variations:
"supply how international policies." » "supply how international politics.", "supply how international prices.", "supply how international policy.", "supply new international policies.", "supply law international policies.", "supply from international policies.", "supply shock international policies."
"supply grid integration theories." » "supply grid integration theory.", "supply grid integration through.", "supply grid integration efforts.", "supply trade integration theories.", "supply _ integration theories.", "supply data integration theories.", "supply crowd integration theories.", "support grid integration theories."

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