Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wuhan ching » wuhan china
yeon chang » yeo chang, joon chang, leone change
yuan chang » yuan cheng, huang chang, han chang
ching wen » ching kwan, ching fein, ching hea
wen seung » lee seung

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaoping wuhan ching wen seung ((yeon chang) OR (yuan chang)) hari ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaoping wuhan ching wen seung ((yeon chang) OR (yuan chang)) hari ;*.