Perhaps you should try some spelling variations:
"international poverty economies were" » "national poverty economies were", "international best economies were", "international poverty economic were", "international poor economies were", "international poverty economies more", "international poverty economies have", "international poverty economies face"
"international energy economic boom" » "international best economic boom", "international energy economics boom", "international energy economy boom", "international energy economic book"

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