Perhaps you should try some spelling variations:
"world economy and financial surveys." » "world economy and financial service.", "world economy and financial burden.", "world economy and financial studies."
"world economic and financial surveys." » "world economic and financial service.", "world economic and financial burden.", "world economic and financial studies."
"world economy and financial systems." » "world economy and financial system.", "world economy and financial statements."
"world economy and financial stress." » "world economy and financial distress.", "world economy and financial access.", "world economy and financial strength."
"world economy and financial services." » "world economy and financial series."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((("world economy and financial surveys.") OR ("world economy and financial systems."))) or ("world economic and financial surveys."))) or ("world economy and financial stress."))) or ("world economy and financial services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((("world economy and financial surveys.") OR ("world economy and financial systems."))) OR ("world economic and financial surveys."))) OR ("world economy and financial stress."))) OR ("world economy and financial services."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((\"world economy and financial surveys.\") OR (\"world economy and financial systems.\"))) or (\"world economic and financial surveys.\"))) or (\"world economy and financial stress.\"))) or (\"world economy and financial services.\"))*".
• Removing quotes may allow a broader search: (((((((( world economy and financial surveys. ) OR ( world economy and financial systems. ))) or ( world economic and financial surveys. ))) or ( world economy and financial stress. ))) or ( world economy and financial services. ))*.