Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing risk » sharing best, during risk
risk along » risk among, ask along
wang yang » wang yan, wang liang
along who » along two, wrong who
jing end » big end
end cost » end close, land cost, end iot

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) OR (wang yanling)) jing end cost sharing risk along who ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yanling)) jing end cost sharing risk along who ;*.