Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wang lin » wang li, wang qin, yang lin
kim dong » kim song, kim jong, kim young
dong min » dong sin, dong bin, gong min
min tong » min hong, xin tong, minh cong
tong hui » wang hui
yang » lang

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: wang xiaoping ((wang lin) OR (yang di)) kim dong min tong hui ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaoping ((wang lin) or (yang di)) kim dong min tong hui ;*.