Perhaps you should try some spelling variations:
"international political economies were" » "international policy economies were", "international political economic were", "international political economy were", "international political economies more", "international political economies have", "international political economies face"
"international airports economic face" » "international airport economic face", "international transport economic face", "international airshow economic face", "international airports economies face", "international airports economic case", "international airports economic forces"

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 political economies were") or ("international airports economic face"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international political economies were") OR ("international airports economic face")).
• Removing quotes may allow a broader search: (( international political economies were ) or ( international airports economic face )).
• Adding a wildcard symbol may retrieve word variants: (("international political economies were") or ("international airports economic face"))*.