Perhaps you should try some spelling variations:
dung xiaoping » deng xiaoping, huang xiaoting, huang xiaoming
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
tuan china » wuhan china, can china, taiwan china
china den » chinas den, china des, china does
minh lang » minh cong, vinh long
den anh » dang anh

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: ((dung xiaoping) OR (wang xiaoping)) tuan china den anh minh lang (hai OR hari) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dung xiaoping) OR (wang xiaoping)) tuan china den anh minh lang (hai or hari) ;~".
• Adding a wildcard symbol may retrieve word variants: ((dung xiaoping) OR (wang xiaoping)) tuan china den anh minh lang (hai or hari) ;*.