Perhaps you should try some spelling variations:
"international policy economic welfare" » "international poverty economic welfare", "international prices economic welfare", "national policy economic welfare"
"international power economies were" » "international poverty economies were", "international border economies were", "international water economies were", "international poor economies were", "international open economies were", "international power economies more", "international power economies have", "international power economies face"

Try widening your search to All Fields.

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

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