Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
zhang zhang » zhen zhang, cheng zhang, zhang fang
wang zhang » wang zheng, wang luhang, wang liang
best long » best losung, east long, meet long
ying hua » ming hua, wang hua, ying zhu
long shu » cong shu, tong shui, long du
ying eu » ying zhu, using eu

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) OR (zhang zhang)) ((ying eu) OR (ying hua)) cost sharing best long shu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang zhang) or (zhang zhang)) ((ying eu) or (ying hua)) cost sharing best long shu ;*.