Perhaps you should try some spelling variations:
nghe nam » nghe lam, nghiep nam, nghe nano
doan sai » doan hai, doan mai, doanh tai
te sach » toc sach
dan tai » van tai, dan thi, han tai
thu nam » tu nam, thu nhap, thu nhat
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
sach v » sach va, sach y, sach 2
he nam » ha nam
ma hoi » mai hoi, xa hoi, ma hoa
v nang » va nang, vu nang, van nang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach v nang ma hoi. hieu ((he nam) or (nghe nam)) thu nam ((dan tai) or (doan sai)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang ma hoi. hieu ((he nam) OR (nghe nam)) thu nam ((dan tai) OR (doan sai)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach v nang ma hoi. hieu ((he nam) or (nghe nam)) thu nam ((dan tai) or (doan sai)) cuu tre*.