Perhaps you should try some spelling variations:
sach hoi » sach doi, sach moi, cach thoi
hanh vai » hanh vi, hanh va, hanh tai
lang xa » lang ha, dang xay, lang van
thi van » thi lan, thi hanh, thi nang
xuc van » luc van, vuc van, xuc ban
duc van » duc va, duc tan, duc manh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
sach o » sach lo, sac o, sach y

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach o) or (sach hoi)) lang xa hoi. thi van nam ((xuc van) or (duc van)) hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach o) OR (sach hoi)) lang xa hoi. thi van nam ((xuc van) OR (duc van)) hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: thu ((sach o) or (sach hoi)) lang xa hoi. thi van nam ((xuc van) or (duc van)) hanh vai cua tre*.