Perhaps you should try some spelling variations:
"international politics economics series" » "international relations economics series", "international policy economic series", "international politics economy series"
"international political economics series" » "international political economits series", "international politico economic series", "international politics economic series", "international political economy series"
"international political economies series" » "international political ideologies series", "international political economy series", "international political economies verghese", "international political economies crisis"
"international political economy theories" » "international political economic theories", "international political economy series", "international political economy theory"
"international political economic series" » "international political economy series", "international political economic theories", "international political economic studies"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("international political economic series") OR ((("international political economics series") OR ("international politics economics series"))))) OR ("international political economy theories"))) OR ("international political economies series"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"international political economic series\") or (((\"international political economics series\") OR (\"international politics economics series\"))))) or (\"international political economy theories\"))) or (\"international political economies series\"))~".
• Removing quotes may allow a broader search: (((((( international political economic series ) or ((( international political economics series ) OR ( international politics economics series ))))) or ( international political economy theories ))) or ( international political economies series ))~.
• Adding a wildcard symbol may retrieve word variants: (((((("international political economic series") or ((("international political economics series") OR ("international politics economics series"))))) or ("international political economy theories"))) or ("international political economies series"))*.