Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing hold » sharing food, sharing home, sharing how
zhang yan » zhang fan, zhang jian, wang yan
hold hong » should hong, hold young, hong hong
ii zhang » li zhang, ii chang, xi zhang
yan yang » yang yang, yao yang, dan yang

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: ii zhang yan yang cost sharing hold hong (sar OR saur) ;~.
• Adding a wildcard symbol may retrieve word variants: ii zhang yan yang cost sharing hold hong (sar or saur) ;*.