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

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 economy and financial system."))))) or ("world economic and financial crises."))~.
• 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 economy and financial system."))))) OR ("world economic and financial crises."))*.
• Removing quotes may allow a broader search: (((( world economy and financial surveys. ) or ((( world economy and financial systems. ) or ( world economy and financial system. ))))) or ( world economic and financial crises. ))*.