Perhaps you should try some spelling variations:
"world economic and financial strengths." » "world economic and financial stress.", "world economic and financial stresses.", "world economic and financial streams."
"world economic and financial surveys." » "world economic and financial stress.", "world economic and financial systems.", "world economic and financial service."
"world economic and financial services." » "world economic and financial series."

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: (((("world economic and financial surveys.") or ("world economic and financial services."))) or ((("world economy and financial strength.") or ("world economic and financial strengths."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("world economic and financial surveys.") OR ("world economic and financial services."))) OR ((("world economy and financial strength.") OR ("world economic and financial strengths.")))).
• Removing quotes may allow a broader search: (((( world economic and financial surveys. ) or ( world economic and financial services. ))) or ((( world economy and financial strength. ) or ( world economic and financial strengths. )))).
• Adding a wildcard symbol may retrieve word variants: (((("world economic and financial surveys.") or ("world economic and financial services."))) or ((("world economy and financial strength.") or ("world economic and financial strengths."))))*.