Perhaps you should try some spelling variations:
china rural » china's rural, chile rural, china real
rural zhang » rural change, rural ghana, rural changes
zhang xiabo » zhang xiaobo, zhang xiao, zhong xiao
xiabo tong » jiao tong
tin than » tin tan, time than
tong hui » wang hui
tin can » tin tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ((tin than) or (tin can)) china rural zhang xiabo tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((tin than) OR (tin can)) china rural zhang xiabo tong hui ;.
• Adding a wildcard symbol may retrieve word variants: dong ((tin than) or (tin can)) china rural zhang xiabo tong hui ;*.