Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
sharing his » sharing big, sharing dps, sharing how
yan yang » yang yang, yao yang, dan yang
hui cost » eu cost, run cost
song shu » cong shu, song shin, tong shui
ii cost » ii cos, ii cross, di costo
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 yang ((hui cost) OR (ii cost)) ((sharing his) or (sharing risk)) song shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yang ((hui cost) OR (ii cost)) ((sharing his) OR (sharing risk)) song shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yang ((hui cost) OR (ii cost)) ((sharing his) or (sharing risk)) song shu ;".
• Adding a wildcard symbol may retrieve word variants: wang yan yang ((hui cost) OR (ii cost)) ((sharing his) or (sharing risk)) song shu ;*.