Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
zhang yang » zhang yan, zhang fang, zhang ying
yang yang » wang yang, wang yan
sharing a » sharing _
yang yue » yang yun, yang jui, yang yi
yue cost » true cost, type cost, use cost
wang yue » wong yue, wang hua, wang yan
hong yu » wong yue

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: zhang yang yang yue cost sharing a ((wang yue) OR (hong yu)) ;~.
• Adding a wildcard symbol may retrieve word variants: zhang yang yang yue cost sharing a ((wang yue) or (hong yu)) ;*.