Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
cost sharing » risk sharing, cost savings
wang liang » wang yang
liang der » gang der, klang der, ding der
der cost » oder cost, user cost, debt cost
jeong su » jeong _, jeong 情, rong su
jeong mi » jeong _, jeong 情, jong min

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or lang) wang liang der cost sharing risk ((jeong su) or (jeong mi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) wang liang der cost sharing risk ((jeong su) OR (jeong mi)) ;*.