Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
cost sharing » risk sharing, cost savings
wang liang » wang yang
yang jun » yang jui, yang jin, yang judy
pang jun » yang jui
how slum » how slow, how sun
how sub » how sun, flow sub

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang ((yang jun) OR (pang jun)) cost sharing risk ((how slum) or (how sub)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ((yang jun) OR (pang jun)) cost sharing risk ((how slum) OR (how sub)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((yang jun) OR (pang jun)) cost sharing risk ((how slum) or (how sub)) ;".
• Adding a wildcard symbol may retrieve word variants: wang liang ((yang jun) OR (pang jun)) cost sharing risk ((how slum) or (how sub)) ;*.