Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
sang minh » kang minah, anh minh, song min
tong shui » tong hui, cong shu, gong hui
zhang zhi » zhong zhi, wang zhi, zhang wei
yang tan » yang fan, yang dean, yang yang
tan muxi » yang muxi
jong min » gong min, song min, song ming

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 tan muxi li ((sang minh) or (jong min)) ((tong shui) or (zhang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang tan muxi li ((sang minh) OR (jong min)) ((tong shui) OR (zhang zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yang tan muxi li ((sang minh) or (jong min)) ((tong shui) or (zhang zhi)) ;*.