Perhaps you should try some spelling variations:
"world economic and financial surveys." » "world economic and financial stress.", "world economic and financial services.", "world economic and financial service."
"world economy and financial systems." » "world economy and financial statements."
"world economic and financial sectors." » "world economic and financial support.", "world economic and financial history."

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