Perhaps you should try some spelling variations:
"international scope economics theory" » "international scale economics theory", "international school economics theory", "international ship economics theory", "international scope economic theory", "international scope econometric theory", "international scope economics history", "international some economics theory", "international people economics theory"
"international next economy fierce" » "international text economy fierce", "international context economy fierce", "international ngos economy fierce", "international next economy finance", "international next economy field", "international next economy figure", "international next economic fierce", "international host economy fierce", "international gift economy fierce"

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

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