Perhaps you should try some spelling variations:
chieu chien » thien chien, hieu hien
hieu vien » hieu hien, hieu viec, thieu nien
bach duoc » bach tuoc, sach duoc, ban duoc
duoc gia » duoc giao, quoc gia, duc gia
gia hanh » gia thanh, giao hanh, gia anh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky lang xa hoi. ((hieu vien) or (chieu chien)) bach duoc gia hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky lang xa hoi. ((hieu vien) OR (chieu chien)) bach duoc gia hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky lang xa hoi. ((hieu vien) or (chieu chien)) bach duoc gia hanh vi cua tre*.