Perhaps you should try some spelling variations:
"supply 3rd international politics." » "supply 3rd international political.", "supply 3rd international policy.", "supply 3rd international economics.", "supply 2nd international politics.", "supply 3 international politics.", "supply 3.3 international politics.", "supply 3.1 international politics."
"supply channels integrating social." » "supply change integrating social.", "supply channel integration social.", "supply challenges integrating social.", "supply channels integration social.", "supply chains integrating social."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply 3rd international politics.") OR ("supply channels integrating social."))~.
• Removing quotes may allow a broader search: (( supply 3rd international politics. ) or ( supply channels integrating social. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply 3rd international politics.") or ("supply channels integrating social."))*.