Perhaps you should try some spelling variations:
"international political economic series" » "international policy economic series", "international political economy series", "international ecological economics series", "international political economics series", "international political economic services"
"international political ecologies services" » "international policy ecologies services", "international political economies services", "international geopolitical ecologies services", "international political technologies services", "international political ecologies series", "international political ecological services", "international political economic services"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("international political economic series") or ("international political ecologies services"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international political economic series") OR ("international political ecologies services"))*.
• Removing quotes may allow a broader search: (( international political economic series ) or ( international political ecologies services ))*.