Perhaps you should try some spelling variations:
sharing mining » sharing during, sharing learning
rent sharing » risk sharing, rent seeking, cost sharing
yan yang » yang yang, yao yang, dan yang
yang jin » yang jie, yang jun, ying jin
jin rent » oil rent
hong g » hong ng, hong w, hong 7
wang » wing, wan

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: (wang OR lang) yan yang jin rent sharing mining ((hong g) OR (hong seo)) ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or lang) yan yang jin rent sharing mining ((hong g) or (hong seo)) ;*.