Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
wang zhang » wang zheng, wang luhang, zhang zhang
zhang ting » zhang ming, zhang jing, zhang ping
risk hong » risk along, risk how
risk bond » risky bond, risk beyond, risky bonds
ting eu » voting eu, using eu
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 ting eu cost sharing ((((risk hong) OR (risk bond))) OR (risk among)) shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang zhang ting eu cost sharing ((((risk hong) OR (risk bond))) or (risk among)) shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang zhang ting eu cost sharing ((((risk hong) OR (risk bond))) or (risk among)) shu ;*.