Perhaps you should try some spelling variations:
vai cua » dai cua, hai cua, lai cua
suc bat » luc bat, duoc bat
luc ban » duc ban, cuc ban, luc bat
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » di cua
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky sang ma hoi. hieu ve cham ((luc ban) or (suc bat)) thanh ((vi cua) OR (vai cua)) vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky sang ma hoi. hieu ve cham ((luc ban) OR (suc bat)) thanh ((vi cua) OR (vai cua)) vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky sang ma hoi. hieu ve cham ((luc ban) or (suc bat)) thanh ((vi cua) OR (vai cua)) vat".
• Adding a wildcard symbol may retrieve word variants: tu sac ky sang ma hoi. hieu ve cham ((luc ban) or (suc bat)) thanh ((vi cua) OR (vai cua)) vat*.