Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing tan » sharing tags, sharing a, sharing bad
yang yang » wang yang, wang yan
zhang yan » zhang fan, zhang jian, wang yan
lang yan » wang yan, wang yang, lang lang
yang yun » yang jun, tang yun, yang yue
yun cost » run cost, can cost, eu cost
hong yu » wong yue

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((lang yan) OR (yang yang))) or (zhang yan)) yang yun cost sharing tan hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((lang yan) OR (yang yang))) OR (zhang yan)) yang yun cost sharing tan hong yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((lang yan) OR (yang yang))) or (zhang yan)) yang yun cost sharing tan hong yu ;*".