Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
how some » how women
how shih » how six, how she
chen co » chen mo, when co, chen nico
co ying » hoi ying, gao ying
ying eu » ying zhu, using eu, ying hua
eu cost » au costa, der cost, end cost

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

• Performing a fuzzy search may retrieve terms with similar spellings: chen co ying eu cost sharing best ((how some) OR (how shih)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chen co ying eu cost sharing best ((how some) OR (how shih)) ;*".