Perhaps you should try some spelling variations:
"international poverty economies versus" » "national poverty economies versus", "international poverty economic versus", "international diverse economies versus", "international poverty economies lessons", "international poverty economies results"
"national property economic series" » "national poverty economic series", "functional property economic series", "national project economic series", "national property economics series", "national property economic services", "national property economy series"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("international poverty economies versus") or ("national property economic series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("international poverty economies versus") OR ("national property economic series")).
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