Perhaps you should try some spelling variations:
wang liang » wang yang
liang yan » liang dan, liang tan, liang ying
sang minh » kang minah, anh minh, song min
tong shui » tong hui, cong shu, gong hui
zhang zhi » zhong zhi, wang zhi, zhang wei
yan muxi » yang muxi
li sang » le sang, li gang, li san

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yan muxi li sang minh ((tong shui) or (zhang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yan muxi li sang minh ((tong shui) OR (zhang zhi)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yan muxi li sang minh ((tong shui) or (zhang zhi)) ;*.