Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
cost sharing » risk sharing, cost savings
dong yang » dong hoang, wang yang, yang yang
among shu » cong shu, among eu, among sex
among sri » among sex, among di, among ers
run cost » iran cost, can cost, run cash

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) or (wang yan)) yaa run cost sharing risk ((among shu) or (among sri)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (wang yan)) yaa run cost sharing risk ((among shu) OR (among sri)) ;.
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (wang yan)) yaa run cost sharing risk ((among shu) or (among sri)) ;*.