Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
sharing oil » sharing our, sharing big, sharing his
wing yan » wang yan, wing ian, wing tan
can cost » can costa, can lost, can post
yang shu » cong shu, tan shu, yang du
yan yi » yang yi, tan yi, yan zi
a lost » _ lost, a los, a lot

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan yi ((can cost) OR (((can low) OR (a lost)))) ((sharing oil) OR (sharing risk)) yang shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan yi ((can cost) or (((can low) or (a lost)))) ((sharing oil) OR (sharing risk)) yang shu ;~".
• Adding a wildcard symbol may retrieve word variants: wing yan yi ((can cost) or (((can low) or (a lost)))) ((sharing oil) OR (sharing risk)) yang shu ;*.