Perhaps you should try some spelling variations:
sharing gains » sharing savings, learning gains, securing gains
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 » 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 or wing) yan yang jin rent sharing gains ((hong g) or (hong seo)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) yan yang jin rent sharing gains ((hong g) OR (hong seo)) ;.
• Adding a wildcard symbol may retrieve word variants: (wang or wing) yan yang jin rent sharing gains ((hong g) or (hong seo)) ;*.