Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
nang ma » tang ma, sang ma, nang cao
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
cua tre » cua te, cuu tre, cua triet
vu sac » vu sach, vu san, va sac
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
ve cac » va cac
vi cua » vai cua, di cua

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sac ky nang ma hoi. hieu ((ve cac) OR (vien cac)) nuoc va danh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: vu sac ky nang ma hoi. hieu ((ve cac) OR (vien cac)) nuoc va danh vi cua tre*.