Perhaps you should try some spelling variations:
"international policy autonomy series" » "international poverty autonomy series", "national policy autonomy series", "international political autonomy series", "international policy astronomy series", "international policy economy series", "international policy autonomy states"
"international prices economic studies" » "international prices economic status", "international crises economic studies", "international prices econometric studies", "international services economic studies"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("international prices economic studies") or ("international policy autonomy series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international prices economic studies") OR ("international policy autonomy series")).
• Removing quotes may allow a broader search: (( international prices economic studies ) or ( international policy autonomy series )).
• Adding a wildcard symbol may retrieve word variants: (("international prices economic studies") or ("international policy autonomy series"))*.