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, dan yang, tan yang
yao yang » yang yang
hua cost » a cost, eu cost, run cost
hong yu » wong yue
wang » wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) ((yan yang) or (yao yang)) hua cost sharing tan ((cong shu) or (hong yu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) ((yan yang) OR (yao yang)) hua cost sharing tan ((cong shu) OR (hong yu)) ;.
• Adding a wildcard symbol may retrieve word variants: (wang or wing) ((yan yang) or (yao yang)) hua cost sharing tan ((cong shu) or (hong yu)) ;*.