Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh dai » thanh hai, thanh tai, thanh dat
thi hanh » thi thanh
hanh lam » thanh lap, hanh kem, hanh va
lam thuc » lam thuoc, am thuc, nam thuc
thuc ban » thuoc ban, thuc dan, thu ban
tang ma » mang may, tang van
cua tre » cua te, cuu tre, cua triet
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky ((tang ma) or (hang va)) hoi. thi hanh lam thuc ban thanh dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky ((tang ma) OR (hang va)) hoi. thi hanh lam thuc ban thanh dai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky ((tang ma) or (hang va)) hoi. thi hanh lam thuc ban thanh dai cua tre*.