Perhaps you should try some spelling variations:
sharing mining » sharing during, sharing learning
rent sharing » risk sharing, rent seeking, cost sharing
chen yiqun » chen yun
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
chong yun » chang yun, hong yu, chen yun
yang hua » wang hua, yang hui, ying hua
hua rent » hua ren

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: dong yang yang hua rent sharing mining ((chong yun) OR (((chen yiqun) OR (shen yijun)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong yang yang hua rent sharing mining ((chong yun) or (((chen yiqun) OR (shen yijun)))) ;~".
• Adding a wildcard symbol may retrieve word variants: dong yang yang hua rent sharing mining ((chong yun) or (((chen yiqun) OR (shen yijun)))) ;*.