Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
luc van » luoc van, luu van, duc van
xuc van » duc van, xuc ban, thuc van
va cham » va chat, va tham
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
anh vi » hanh vi, anh va, anh ve
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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