Perhaps you should try some spelling variations:
"international efforts economies face" » "international airports economies face", "international energy economies face", "international airport economies face", "international effects economics face", "international effets economiques face", "international efforts economiques face", "international efforts economies facts", "international efforts economies have"
"national poverty economic were" » "national property economic were", "national forestry economic were", "national policy economic were", "national poverty economies were", "national poverty economic well", "national poverty economic work"

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