Perhaps you should try some spelling variations:
"supply managing international comparisons." » "supply managing international cooperation.", "supply management international comparisons.", "supply marketing international comparisons.", "supply measuring international comparisons."
"supply trade integration theory." » "supply trade integration through.", "supply trade information theory.", "supply trade integration report.", "supply side integration theory.", "supply case integration theory."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply managing international comparisons.") or ("supply trade integration theory."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply managing international comparisons.") OR ("supply trade integration theory."))*.
• Removing quotes may allow a broader search: (( supply managing international comparisons. ) or ( supply trade integration theory. ))*.