Perhaps you should try some spelling variations:
rent sharing » risk sharing, rent seeking, cost sharing
sharing risk » trading risk
dong sign » dong sin
risk cong » risk coping, risk among
dong nan » dong yang, dong sin
dong cao » dong xiao
dong bin » dong sin, dong di

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((((dong nan) OR (dong cao))) or (dong bin))) or (dong sign)) ya hua rent sharing risk cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((dong nan) OR (dong cao))) OR (dong bin))) OR (dong sign)) ya hua rent sharing risk cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((dong nan) OR (dong cao))) or (dong bin))) or (dong sign)) ya hua rent sharing risk cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((((((dong nan) OR (dong cao))) or (dong bin))) or (dong sign)) ya hua rent sharing risk cong shu ;*.