Perhaps you should try some spelling variations:
"supply main international politics." » "supply main international political.", "supply main international policy.", "supply main international economics.", "supply joint international politics.", "supply bonn international politics.", "supply nations international politics.", "supply ann international politics.", "supply many international politics.", "supply chains international politics."
"supply chain integration efforts." » "supply chain international efforts.", "supply chain conservation efforts."

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

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