Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing risk » sharing best, during risk
zhang zhang » zhen zhang, cheng zhang, zhang fang
wang zhang » wang zheng, wang luhang, wang liang
risk hong » risk among, risk along, risk how
hong shu » cong shu, tong shui, wong shiu
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang zhang) OR (zhang zhang)) ping eu cost sharing risk hong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang zhang) OR (zhang zhang)) ping eu cost sharing risk hong shu ;*.