Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing risk » sharing best, during risk
wang zhang » wang zheng, wang luhang, zhang zhang
zhang ping » zhang ming, zhang jing, zhang ting
hong shu » tong shui, wong shiu, hong seo
ping eu » ping ku, ping yu, ping ceo
eu cost » au costa, der cost, end cost

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 zhang ping eu cost sharing risk ((hong shu) OR (cong shu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang zhang ping eu cost sharing risk ((hong shu) or (cong shu)) ;*.