Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing risk » sharing best, during risk
wang yang » wang yan, wang liang, wang yanling
risk hong » risk among, risk along, risk how
big bend » big brand, big bang, big bank
hong shu » cong shu, tong shui, wong shiu
big end » big dead, big head

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 ((ying end) OR (((big end) OR (big bend)))) cost sharing risk hong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((ying end) or (((big end) OR (big bend)))) cost sharing risk hong shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang ((ying end) or (((big end) OR (big bend)))) cost sharing risk hong shu ;*.