Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
zhang ming » zhang xin
best how » test how, west how, lost how
bust how » bus how, just how, trust how
ming eu » ming lu, ming yu, making eu
eu cost » au costa, der cost, end cost
zhen » zheng, when, chen

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: zhen zhang ming eu cost sharing ((best how) OR (bust how)) shu ;~.
• Adding a wildcard symbol may retrieve word variants: zhen zhang ming eu cost sharing ((best how) or (bust how)) shu ;*.