Perhaps you should try some spelling variations:
"supply china international policies." » "supply china international politics.", "supply china international prices.", "supply china international policy.", "supply chains international policies.", "supply chain international policies."
"supply urban international policies." » "supply urban international politics.", "supply urban international prices.", "supply urban international policy.", "supply area international policies.", "supply bank international policies.", "supply japan international policies.", "supply rural international policies."

Try widening your search to All Fields.

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