Perhaps you should try some spelling variations:
"supply side international policies." » "supply side international politics.", "supply side international prices.", "supply side international policy.", "supply some international policies.", "supply time international policies.", "supply save international policies."
"supply case integration theories." » "supply case integration theory.", "supply case integration through.", "supply case integration efforts.", "supply care integration theories.", "supply fare integration theories.", "supply can integration theories.", "supply cost integration theories.", "supply chain integration theories.", "supply curve 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 case integration theories.") or ("supply side international policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply case integration theories.") OR ("supply side international policies.")).
• Removing quotes may allow a broader search: (( supply case integration theories. ) or ( supply side international policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply case integration theories.") or ("supply side international policies."))*.