Perhaps you should try some spelling variations:
"supply urban integration theories." » "supply urban integration theorems.", "supply urban integrationstheorie 2.", "supply urban integration theory.", "supply european integration theories.", "supply urban migration theories.", "supply chain integration theories."
"supply a international policy." » "supply a international poverty.", "supply a international prices.", "supply a national policy.", "supply a internationale policy.", "supply da international policy.", "supply 1 international policy.", "supply _ international policy."

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

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