Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing tan » sharing tags, sharing a, sharing bad
long chain » long chemin, long grain, long han
wang ban » wang yan, wang dan, wang yang
long can » long han, long call, long span
tan yong » tan hong, tan kong, tan yang

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

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