Perhaps you should try some spelling variations:
zhang ming » zhang xin
wang yang » wang yan, wang liang, wang yanling
sang minh » kang minah, anh minh, song min
wong shiu » wong siu, cong shu, song shin
yang yan » yang yang, wang yan, yang fan
hua rene » hua ren, juan rene
yan hua » tan hua, ya hua, wang hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yan hua rene ((sang minh) or (zhang ming)) wong shiu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yan hua rene ((sang minh) OR (zhang ming)) wong shiu ;*.