Perhaps you should try some spelling variations:
"international political economic services" » "international policy economic services", "international political economy services", "international ecological economics services", "international political ecological services", "international political economic surveys", "international political economic studies"
"International political money services" » "International political models services", "International practical money services", "International political economy services", "International political phone services", "International political key services"

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