Perhaps you should try some spelling variations:
international edition » international education, international aviation, international action
international rican » international african, international rice, international american
edition economics » editions economics, editing economics, education economics
rican economics » can economics, american economics, african economies

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( international rican economics series ) or ( international edition economics series ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( international rican economics series ) OR ( international edition economics series )).
• Adding a wildcard symbol may retrieve word variants: (( international rican economics series ) or ( international edition economics series ))*.