Perhaps you should try some spelling variations:
"world economy and financial statements." » "world economy and financial management."
"world economy and financial strengths." » "world economy and financial stress.", "world economy and financial stresses.", "world economy and financial streams."
"world economic 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 services.") or ((("world economy and financial statements.") or ((("world economy and financial strength.") OR ("world economy and financial strengths."))))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("world economic and financial services.") OR ((("world economy and financial statements.") OR ((("world economy and financial strength.") OR ("world economy and financial strengths.")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"world economic and financial services.\") or (((\"world economy and financial statements.\") or (((\"world economy and financial strength.\") OR (\"world economy and financial strengths.\"))))))".
• Removing quotes may allow a broader search: (( world economic and financial services. ) or ((( world economy and financial statements. ) or ((( world economy and financial strength. ) OR ( world economy and financial strengths. )))))).
• Adding a wildcard symbol may retrieve word variants: (("world economic and financial services.") or ((("world economy and financial statements.") or ((("world economy and financial strength.") OR ("world economy and financial strengths."))))))*.