Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing tan » sharing tags, sharing a, sharing bad
lang yan » wang yan, wang yang, zhang yan
yan wang » yuan wang, yang yang, qian wang
hua cost » a cost, eu cost, run cost
wong sam » wong sau, wong lai, kong sar
hong ghi » zhong zhi, hong g, hong hai

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 wang hua cost sharing tan ((wong sam) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yan wang hua cost sharing tan ((wong sam) OR (hong ghi)) ;*.