Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing risk » sharing best, during risk
zhang ying » zhang ming, zhang jing, zhang ping
ying eu » ying zhu, using eu, ying hua
eu cost » au costa, der cost, end cost
how she » how safe, how shih
zhen » zheng, when, chen

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: zhen zhang ying eu cost sharing risk ((how she) or (((how some) OR (how women)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: zhen zhang ying eu cost sharing risk ((how she) OR (((how some) OR (how women)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "zhen zhang ying eu cost sharing risk ((how she) or (((how some) OR (how women)))) ;*".