Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
va thanh » gia thanh, ban thanh, va tinh
thi hanh » thi thanh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
hanh am » hanh lam, hanh nam, hanh tam
thuc va » thuc vat, thuc dan, thuc day
hai cua » thai cua, dai cua, hoi 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: te sach ky ((mang may) or (hang va)) hoi. thi hanh am thuc va thanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((mang may) OR (hang va)) hoi. thi hanh am thuc va thanh hai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky ((mang may) or (hang va)) hoi. thi hanh am thuc va thanh hai cua tre*.