Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing tan » sharing tags, sharing a, sharing bad
yan yang » yang yang, yao yang, dan yang
wong sam » wong sau, wong lai, kong sar
hong ghi » zhong zhi, hong g
hong hai » shang hai, zhong tai, dang hai
yang eu » yang du, yang mu, yang jui
eu cost » au costa, der cost, end cost
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 yang eu cost sharing tan ((wong sam) OR (((hong ghi) OR (hong hai)))) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan yang eu cost sharing tan ((wong sam) or (((hong ghi) or (hong hai)))) ;*.