Perhaps you should try some spelling variations:
"international price economy series" » "international prices economy series", "international policy economy series", "international center economy series", "international price economics series", "international rich economy series", "international service economy series", "international private economy series"
"international bank economy series" » "international bank economics series", "international bank economic series", "international black economy series", "international blank economic series"

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

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