Perhaps you should try some spelling variations:
savings risk » ratings risk, savings cross, savings rate
risk along » risk among, ask along
wang yong » wang yang, wang hyoung, wang shiyong
yang yang » wang yang
along who » along two, wrong who
yang can » yang fan, yang dean, yang jin
cost » costs

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yong) OR (wang yan)) ((yang can) or (yang yang)) cost savings risk along who ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yong) OR (wang yan)) ((yang can) OR (yang yang)) cost savings risk along who ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yong) OR (wang yan)) ((yang can) or (yang yang)) cost savings risk along who ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yong) OR (wang yan)) ((yang can) or (yang yang)) cost savings risk along who ;*.