Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing a » sharing _
lang yan » wang yan, wang yang, zhang yan
yang jun » yang jui, pang jun, yang jin
yang yun » tang yun, yang yue, yang yang
hong yu » wong yue
a hong » _ hong, kia hong, tan hong

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 ((((yang jun) or (yang yun))) or (long run)) cost sharing a hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan ((((yang jun) OR (yang yun))) OR (long run)) cost sharing a hong yu ;*.