Perhaps you should try some spelling variations:
"international politics economy series" » "international relations economy series", "international political economy series"
"international politics economics series" » "international relations economics series", "international policy economic series"
"international political economic series" » "international political economy series", "international political economies series", "international political economic surveys", "international political economic survey"
"international political economic theories" » "international political economy theories", "international political economic theory", "international political economics theory", "international political economic ties"
"international political economic studies" » "international political economy studies", "international political economic success", "international political economic survey"

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