Perhaps you should try some spelling variations:
zhang ming » zhang xin
wang liang » wang yang
sang minh » kang minah, anh minh, song min
chang min » chang mae, chan ming, chang ann
liang xi » liang li, liang wei, liang zhi
hong yun » chong yun, hong yu, song yun
xi ren » si ren

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or lang) wang liang xi ren ((sang minh) or (((chang min) OR (zhang ming)))) hong yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR lang) wang liang xi ren ((sang minh) OR (((chang min) OR (zhang ming)))) hong yun ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or lang) wang liang xi ren ((sang minh) or (((chang min) OR (zhang ming)))) hong yun ;*".