Perhaps you should try some spelling variations:
"international poverty economic boom" » "national poverty economic boom", "international best economic boom", "international policy economic boom", "international energy economic boom", "international poverty economic book"
"international world economies trade" » "international bond economies trade", "international women economies trade", "international war economies trade", "international world economic trade", "international world economy trade", "international closed economies trade"

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