Perhaps you should try some spelling variations:
dong sign » dong sin, among sign
rene sang » lee sang
sang minh » kang minah, anh minh, song min
dong bin » dong sin, dong di, dann bin
hua rene » hua ren, juan rene
hong shu » cong shu, tong shui, wong shiu
wong sau » wong sam, wong siu, wong shiu
hong ghi » zhong zhi, hong g, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong bin) or (dong sign)) ya hua rene sang minh ((((hong shu) or (wong sau))) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong bin) OR (dong sign)) ya hua rene sang minh ((((hong shu) OR (wong sau))) OR (hong ghi)) ;.
• Adding a wildcard symbol may retrieve word variants: ((dong bin) or (dong sign)) ya hua rene sang minh ((((hong shu) or (wong sau))) or (hong ghi)) ;*.