Perhaps you should try some spelling variations:
risiko sharing » risk sharing
sharing oil » sharing our, sharing big, sharing his
liang tan » liang sun, wing tan
liang dan » king dan, liang sun, wang dan
zhong zhi » zhang zhi, hong ghi, zhong tai
long ago » long arm
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((liang tan) OR (liang dan)) risiko sharing oil ((zhong zhi) or (long ago)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((liang tan) OR (liang dan)) risiko sharing oil ((zhong zhi) OR (long ago)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((liang tan) OR (liang dan)) risiko sharing oil ((zhong zhi) or (long ago)) ;*".