Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
sach kem » hanh kem
hieu van » hieu va, thien van, lieu va
duoc bat » duoc ban, duoc dat, duoc chat
hai cua » thai cua, dai cua, hoi cua
dua ban » dia ban, cua ban, qua ban
van lam » van nam
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky
x hoi » xa hoi, o hoi, x ho

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 (sac ky)) nang x hoi. hieu van lam ((duoc bat) or (dua ban)) thanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach kem) OR (sac ky)) nang x hoi. hieu van lam ((duoc bat) OR (dua ban)) thanh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach kem) or (sac ky)) nang x hoi. hieu van lam ((duoc bat) or (dua ban)) thanh hai cua tre*.