Perhaps you should try some spelling variations:
hieu nghe » lieu nghe, hiem ngheo, nhiem nghe
sach kem » hanh kem
nghe nam » nghe lam, nghiep nam, nghe nano
xac danh » xac dinh, tac danh, sach danh
danh sai » dung sai, danh bat, danh dau
nang ma » tang ma, sang ma, nang cao
thu xac » thau xay
sai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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 kem) or (sach y)) nang ma hoa. hieu nghe nam thu xac danh sai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach kem) OR (sach y)) nang ma hoa. hieu nghe nam thu xac danh sai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach kem) or (sach y)) nang ma hoa. hieu nghe nam thu xac danh sai cua tre*.