Perhaps you should try some spelling variations:
liang yang » wang yang, yang yang, huang yang
liang ying » liang liying, huang ying, zhang ying
sang minh » kang minah, anh minh, song min
minh tong » minh cong, dinh tung, min hong
tong hui » wang hui
le sang » lee sang, le dang
lin le » len le, lin ye

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 (liang ying)) lin le sang minh tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang yang) OR (liang ying)) lin le sang minh tong hui ;.
• Adding a wildcard symbol may retrieve word variants: wang ((liang yang) or (liang ying)) lin le sang minh tong hui ;*.