Perhaps you should try some spelling variations:
"international poor economies theory" » "international pour economies theory", "international power economies theory", "international port economies theory", "international poor economics theory", "international poor economic theory", "international poor economy theory"
"international host economy face" » "international cost economy face", "international home economy face", "international hope economy face", "international host economy race", "international host economy peace", "international host economy free"

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

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