Perhaps you should try some spelling variations:
"international political economic theory" » "international policy economic theory", "international political economy theory", "international ecological economics theory"
"international poverty economies series" » "national poverty economies series", "international best economies series", "international poverty economic series", "international poor economies series", "international poverty economies emdes", "international poverty economies versus", "international poverty economies were"

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 theory") or ("international poverty economies series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international political economic theory") OR ("international poverty economies series"))*.
• Removing quotes may allow a broader search: (( international political economic theory ) or ( international poverty economies series ))*.