Perhaps you should try some spelling variations:
"world economic and financial surveys." » "world economic and financial service.", "world economic and financial burden.", "world economic and financial studies.", "world economy and financial surveys."
"world economic and financial systems." » "world economic and financial system.", "world economic and financial statements.", "world economy and financial systems."
"world economic and financial stress." » "world economic and financial distress.", "world economic and financial studies.", "world economic and financial assets.", "world economy and financial stress."
"world economic and financial access." » "world economic and financial assets.", "world economic and financial crisis.", "world economic and financial crises.", "world economy and financial access."
"world economic and financial strength." » "world economy and financial strength."
"world economic and financial services." » "world economy and financial services.", "world economic 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 economic and financial surveys.") or ((((("world economic and financial stress.") OR ("world economic and financial strength."))) or ("world economic and financial systems."))))) or ("world economic and financial services."))) or ("world economic and financial access."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("world economic and financial surveys.") OR ((((("world economic and financial stress.") OR ("world economic and financial strength."))) OR ("world economic and financial systems."))))) OR ("world economic and financial services."))) OR ("world economic and financial access."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"world economic and financial surveys.\") or (((((\"world economic and financial stress.\") OR (\"world economic and financial strength.\"))) or (\"world economic and financial systems.\"))))) or (\"world economic and financial services.\"))) or (\"world economic and financial access.\"))*".
• Removing quotes may allow a broader search: (((((( world economic and financial surveys. ) or ((((( world economic and financial stress. ) OR ( world economic and financial strength. ))) or ( world economic and financial systems. ))))) or ( world economic and financial services. ))) or ( world economic and financial access. ))*.