Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing tan » sharing tags, sharing a, sharing bad
wang wang » wang yang, wang liang, wang yan
long can » long chain, long call, long span
long han » long chain, long thanh, long haul
tan long » tan hong, tan kong, tan yong
long arm » long term

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang ((long can) OR (long han)) cost sharing tan long arm ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang ((long can) OR (long han)) cost sharing tan long arm ;*".