Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
xac va » tac va, ac va, bac va
vi cua » vai cua, di cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ve cac ((((xuc va) OR (xac va))) OR (thuc va)) hanh vi cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ve cac ((((xuc va) or (xac va))) or (thuc va)) hanh vi cua tre*.