Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
su sach » vu sach
lai cua » dai cua, hai cua, lai chau
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
so sach » so sanh, bo sach, co sach
ang xa » lang xa, mang xa, dang xay
ty ang » ty xang, ty hang, ty anh
xac va » tac va, ac va, bac va
tuc va » thuc va, truc va, tuc xa
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) OR (so sach)) ty ang xa hoi. hieu ve cac ((xac va) or (tuc va)) hanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ty ang xa hoi. hieu ve cac ((xac va) OR (tuc va)) hanh lai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) ty ang xa hoi. hieu ve cac ((xac va) or (tuc va)) hanh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (so sach)) ty ang xa hoi. hieu ve cac ((xac va) or (tuc va)) hanh lai cua tre*.