Perhaps you should try some spelling variations:
lang mai » lang dai, lang hai, lang man
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
cua tre » cua te, cuu tre, cua triet
xuc va » tuc va, luc va, xac va
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: "te sach ky lang mai hoi. hieu ve cham ((xuc va) OR (duc va)) hanh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach ky lang mai hoi. hieu ve cham ((xuc va) OR (duc va)) hanh vi cua tre*.