Perhaps you should try some spelling variations:
"international poverty economics series" » "national poverty economics series", "international poverty economic series", "international poverty economies series", "international property economic series"
"international banks economics series" » "international bank economics series", "international best economics series", "international business economics series", "international bank economic series", "international bank's economic series", "international basket economics series"

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