Perhaps you should try some spelling variations:
"international open economies twenty" » "international arena economies twenty", "international oil economies twenty", "international openness economies twenty", "international open economies theory", "international open economies ten", "international open economies country", "international open economy twenty"
"international best economy fierce" » "international bank economy fierce", "international business economy fierce", "international best economy evidence", "international host economy fierce", "international forest economy fierce", "international based economy fierce"

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 open economies twenty") or ("international best economy fierce"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international open economies twenty") OR ("international best economy fierce")).
• Removing quotes may allow a broader search: (( international open economies twenty ) or ( international best economy fierce )).
• Adding a wildcard symbol may retrieve word variants: (("international open economies twenty") or ("international best economy fierce"))*.