Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking, cost sharing
sharing oil » sharing our, sharing big, sharing his
yuan wang » yan wang, yuan kang, yuan chang
yang hui » wang hui, yang muxi, zhang hui
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi
kong » hong, pong, ong

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: yuan wang ((yang hui) OR (((yang jui) OR (yang xi)))) rent sharing oil (kong OR long) sar ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang ((yang hui) or (((yang jui) or (yang xi)))) rent sharing oil (kong OR long) sar ;~".
• Adding a wildcard symbol may retrieve word variants: yuan wang ((yang hui) or (((yang jui) or (yang xi)))) rent sharing oil (kong OR long) sar ;*.