Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
van lam » van nam
xuc ban » duc ban, cuc ban, quoc ban
luc van » luoc van, luu van, luc va
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
vi cua » vai cua, di cua

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 y nang xa hoi. hieu van lam ((xuc ban) or (((luc van) or (duc van)))) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu van lam ((xuc ban) OR (((luc van) OR (duc van)))) hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu van lam ((xuc ban) or (((luc van) or (duc van)))) hanh vi cua tre*.