Perhaps you should try some spelling variations:
chen ping » chen rong, chen wang
dong sein » dong sin, dong bin, ong sean
chen yang » chen rong
dong wei » wang wei, dong di, dong hoi
jia wong » jiao tong, jia fang, kie wong
wong yue » wang yue, hong yu
dann yu » wann yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong sein) or (dong wei)) dann yu ((chen ping) OR (chen yang)) jia wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong sein) OR (dong wei)) dann yu ((chen ping) OR (chen yang)) jia wong yue ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong sein) or (dong wei)) dann yu ((chen ping) OR (chen yang)) jia wong yue ;*".