Perhaps you should try some spelling variations:
quang cuong » dang cuong, quang hong
zhang quang » zhang fang, zhang zhang, zheng quan
dong ping » dong jung, dong yang, ting ping
hao zhang » xiao zhang, zhao zheng, ceo zhang
dong bin » dong di, dann bin
cuong ng » hong ng, huong n
yap hao » yap xiao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong sin) or (((dong sink) or (((dong ping) OR (dong bin)))))) yap hao zhang quang cuong ng yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong sin) OR (((dong sink) OR (((dong ping) OR (dong bin)))))) yap hao zhang quang cuong ng yu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong sin) or (((dong sink) or (((dong ping) OR (dong bin)))))) yap hao zhang quang cuong ng yu ;*".