Perhaps you should try some spelling variations:
hanh tri » thanh tri, hanh trinh, hanh triet
hanh tai » thanh tai, hang tai, han tai
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
thi van » thi lan, thi hanh, thi nang
van bac » van ban, van bao, van hac
xuc van » duc van, vuc van, xuc ban
luc van » luoc van, luu van, duc van
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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: so sach y nang xa hoi. thi van bac ((xuc van) OR (luc van)) ((hanh tri) OR (hanh tai)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach y nang xa hoi. thi van bac ((xuc van) OR (luc van)) ((hanh tri) or (hanh tai)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: so sach y nang xa hoi. thi van bac ((xuc van) OR (luc van)) ((hanh tri) or (hanh tai)) cua tre*.