Perhaps you should try some spelling variations:
"international political economic surveys" » "international policy economic surveys", "international political economy surveys", "international ecological economics surveys", "international political economic studies", "international political economic systems"
"international banks economic theory" » "international bank economic theory", "international best economic theory", "international business economic theory", "international bank's economic theory", "international blacks economic theory"

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

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