Perhaps you should try some spelling variations:
ratings risk » patients risk
risk going » risk coping, risk loving, risk using
going what » doing what, bring what, going west
yang mind » yang cindy, yang jin, sang minh
yang bond » bank bond, long bond
yan yan » yan yuan, yang yang, wang yan
nan yan » nan ya, wang yan, qian yan
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan yan) OR (nan yan)) ((yang bond) OR (yang mind)) ratings risk going what ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan yan) OR (nan yan)) ((yang bond) or (yang mind)) ratings risk going what ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yan yan) OR (nan yan)) ((yang bond) or (yang mind)) ratings risk going what ;*.