Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing min » sharing oil, sharing mining, sharing risk
dong sign » dong sin, dong bin
jeong ghi » jeong mi
dong cao » dong xiao
hua cost » a cost, up cost, run cost
hong ghi » 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: ((dong cao) or (dong sign)) ya hua cost sharing min ((jeong ghi) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong cao) OR (dong sign)) ya hua cost sharing min ((jeong ghi) OR (hong ghi)) ;.
• Adding a wildcard symbol may retrieve word variants: ((dong cao) or (dong sign)) ya hua cost sharing min ((jeong ghi) or (hong ghi)) ;*.