Perhaps you should try some spelling variations:
ban hanh » ban hang
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu va » hieu qua
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cuu tre, cua triet, dua tren
y nang » ky nang, ly nang, v nang
cua te » cua tu

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: te sach y nang xa hoi. ((hieu va) OR (lieu va)) cam xuc ban hanh vi ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. ((hieu va) or (lieu va)) cam xuc ban hanh vi ((cua tre) OR (cua te))~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. ((hieu va) or (lieu va)) cam xuc ban hanh vi ((cua tre) OR (cua te))*.