Perhaps you should try some spelling variations:
duoc bat » duoc ban, duoc dat, duoc chat
ky sang » ky nang, ky dang, ky tang
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
luc ban » duc ban, cuc ban, luc bat
vi cua » vai cua, di cua
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky sang ma hoi. hieu ve cham ((luc ban) or (duoc bat)) thanh ((vi cua) or (dai cua)) vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky sang ma hoi. hieu ve cham ((luc ban) OR (duoc bat)) thanh ((vi cua) OR (dai cua)) vat.
• Adding a wildcard symbol may retrieve word variants: tu san ky sang ma hoi. hieu ve cham ((luc ban) or (duoc bat)) thanh ((vi cua) or (dai cua)) vat*.