Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec bach » vien bach, viec ban, viec bao
bach tuoc » sach duoc, sach nuoc
ban thanh » ban hanh, ban hang
thanh con » thanh cong, thanh son, thanh cuong
tuoc ban » thuoc ban, quoc ban, buoc ban
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
con cua » cong cua, co cua, dong cua
cua tre » cua te, cuu tre, cua triet
nang o » nang co, nang ho, nang ro
o hoc » co hoc, mo hoc, so hoc

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 ty nang o hoc. hieu viec bach tuoc ban thanh con cua tre~.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang o hoc. hieu viec bach tuoc ban thanh con cua tre*.