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 cong » risk coping, risk among, risk along
ying eu » ying zhu, using eu, ying hua
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)) ying eu cost sharing risk cong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang zhang) OR (zhang zhang)) ying eu cost sharing risk cong shu ;*.