Perhaps you should try some spelling variations:
"international political economy series" » "international policy economy series", "international political economics series"
"International social meteorological services" » "International social meteorological stations", "International actual meteorological services", "International historical meteorological services", "International national meteorological services"
international social » international society, international sourcing, international seminar

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 economy series") or ("International social meteorological services"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international political economy series") OR ("International social meteorological services"))*.
• Removing quotes may allow a broader search: (( international political economy series ) or ( International social meteorological services ))*.