Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing his » sharing risk, sharing big, sharing dps
wang yang » wang yan, wang liang, wang yanling
yong cai » yong c, yong wah
dong cao » dong xiao, dan cao, dong nan
his land » das land, eds land, his last
land seo » land sea

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 yang ((yong cai) OR (dong cao)) cost sharing his land seo ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ((yong cai) or (dong cao)) cost sharing his land seo ;*.