Perhaps you should try some spelling variations:
"international policy economic theories" » "international poverty economic theories", "international prices economic theories", "national policy economic theories", "international policy economic theory"
"international economics economic status" » "international economics econometric status", "international ecological economics status", "international economics economic sectors", "international economics socioeconomic status"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("international economics economic status") or ("international policy economic theories"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international economics economic status") OR ("international policy economic theories"))*.
• Removing quotes may allow a broader search: (( international economics economic status ) or ( international policy economic theories ))*.