Perhaps you should try some spelling variations:
"international poverty economies have" » "international poverty economic have", "international property economic have", "international diverse economies have", "international poverty economies has", "international poverty economies change", "international poverty economies a"
"national poverty economies were" » "national poverty economic were", "national property economic were", "national diverse economies were", "national poverty economies more", "national poverty economies warren", "national poverty economies learn"

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 economies have") OR ("national poverty economies were"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"international poverty economies have\") OR (\"national poverty economies were\"))".
• Removing quotes may allow a broader search: (( international poverty economies have ) OR ( national poverty economies were )).
• Adding a wildcard symbol may retrieve word variants: (("international poverty economies have") OR ("national poverty economies were"))*.