Perhaps you should try some spelling variations:
china chinese » china china
than china's » can china's, dan china's, china china's
rural zhang » rural change, rural ghana, rural changes
dong liang » song ligang, wang liang, dong hoang
zhang ping » zhang ming, zhang jing, zhang ting
pong min » gong min, jong min, song min

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong liang ((than china's) or (china chinese)) rural zhang ping pong min ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong liang ((than china's) OR (china chinese)) rural zhang ping pong min ;.
• Adding a wildcard symbol may retrieve word variants: dong liang ((than china's) or (china chinese)) rural zhang ping pong min ;*.