Perhaps you should try some spelling variations:
"supply american integration theory." » "supply numerical integration theory.", "supply urban integration theory.", "supply american integration through.", "supply american information theory.", "supply american innovation theory.", "supply mexican integration theory.", "supply africa integration theory.", "ugly american integration theory.", "supply _merican integration theory."
"supply a international transport." » "supply a internationale transport.", "supply da international transport.", "supply 1 international transport.", "supply _ international transport."

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

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