Perhaps you should try some spelling variations:
liang yang » liang ying, wang yang, yang yang
huang ying » huang jing, huang ting, huang yang
sang minh » kang minah, anh minh, song min
minh wang » minh cong, ping wang
wang hui » wang hua, wang zhi, wang wei
li sang » le sang, li gang, li san
xi li » li li, xi ai

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 yang) or (huang ying)) xi li sang minh wang hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang yang) OR (huang ying)) xi li sang minh wang hui ;*.