Perhaps you should try some spelling variations:
"supply china international politics." » "supply china international political.", "supply china international policy.", "supply china international economics.", "supply chains international politics.", "supply chain international politics."
"supply trade integrating policies." » "supply trade international policies.", "supply trade integrating countries.", "supply trade immigration policies.", "supply trade integration policies.", "supply toward integrating policies.", "supply shadow integrating policies.", "supply side integrating policies.", "supply case integrating policies."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply china international politics.") or ("supply trade integrating policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply china international politics.") OR ("supply trade integrating policies.")).
• Removing quotes may allow a broader search: (( supply china international politics. ) or ( supply trade integrating policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply china international politics.") or ("supply trade integrating policies."))*.