Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
wong shiu » wong siu, cong shu, wong sau
tong shui » tong hui, cong shu, gong hui
yan yang » yang yang, yao yang, dan yang
lin sang » shin sang, lee sang, kil sang
wai yan » wang yan, wei yang
yang xi » yang di, yang yi, yang jui
xi lin » li lin, yi lin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wai yan yang xi lin sang minh ((((wong shiu) OR (song shin))) or (tong shui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wai yan yang xi lin sang minh ((((wong shiu) OR (song shin))) OR (tong shui)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wai yan yang xi lin sang minh ((((wong shiu) OR (song shin))) or (tong shui)) ;*".