Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
rent sharing » risk sharing, rent seeking, cost sharing
yuan wang » yuan kang, yuan chang, qian wang
yang muxi » yang xi, yang hui, yang mu
risk hong » risk among, risk along, risk how
yan wang » yang yang, qian wang, yan liang
yang jui » yang judy, yang di, yang xi

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) OR (yan wang)) ((yang jui) OR (yang muxi)) rent sharing risk hong seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) OR (yan wang)) ((yang jui) or (yang muxi)) rent sharing risk hong seo ;~".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) OR (yan wang)) ((yang jui) or (yang muxi)) rent sharing risk hong seo ;*.