Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
lam xuc » cam xuc, lam duoc
cua tre » cuu tre, cua triet, dua tren
sach ty » sach y, sach tu, sach thu
xuc ban » duc ban, cuc ban, quoc ban
hieu va » lieu va, hieu qua
hanh ma » hanh mau, hanh may, hanh va
ty hanh » ty thanh, ly hanh, tu hanh
va lam » van lam, va lap
ma hoi » mai hoi, xa hoi, ma hoa
anh vi » hanh vi, anh ve, anh vu
anh va » hanh va
cua te » cua tu

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 ty hanh ma hoi. hieu va lam xuc ban ((anh vi) or (anh va)) ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty hanh ma hoi. hieu va lam xuc ban ((anh vi) OR (anh va)) ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty hanh ma hoi. hieu va lam xuc ban ((anh vi) or (anh va)) ((cua tre) or (cua te))*.