Perhaps you should try some spelling variations:
"supply chain international policies." » "supply chain international politics.", "supply chain international prices.", "supply chain international policy.", "supply chains international policies.", "supply main international policies.", "supply can international policies."
"support a integration theories." » "support a integration theorems.", "support a integrationstheorie 2.", "support a integration theory.", "support 3 integration theories.", "support 2 integration theories.", "support 4 integration theories.", "support _ 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 chain international policies.") or ("support a integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain international policies.") OR ("support a integration theories.")).
• Removing quotes may allow a broader search: (( supply chain international policies. ) or ( support a integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain international policies.") or ("support a integration theories."))*.