Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
va hanh » van hanh, va thanh, va danh
va cham » va chat, va tham
tu sac » tu sach, tu cac, tu san
vi cua » vai cua, di cua
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai 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 sac ky tang ma hoi. hieu ((ve cam) or (va cham)) duc ((va hanh) or (ban thanh)) vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang ma hoi. hieu ((ve cam) OR (va cham)) duc ((va hanh) OR (ban thanh)) vi cua vat.
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang ma hoi. hieu ((ve cam) or (va cham)) duc ((va hanh) or (ban thanh)) vi cua vat*.