Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song ming
hua rene » hua ren, juan rene
song min » song ming, gong min, jong min
yang jin » yang jie, yang jun, ying jin
tong hui » wang hui
sin n » sin _
n hua » _ hua
dong » doing, long, done

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 n hua rene ((((song min) or (sang minh))) or (yang jin)) tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sin n hua rene ((((song min) OR (sang minh))) OR (yang jin)) tong hui ;.
• Adding a wildcard symbol may retrieve word variants: dong sin n hua rene ((((song min) or (sang minh))) or (yang jin)) tong hui ;*.