Perhaps you should try some spelling variations:
thuoc vat » thuc vat, thuoc va, thuoc bat
nha thuoc » nha nuoc, nhan thuc, nha hoc
tu sach » thu sach, su sach, te sach
hanh di » hanh de, hang di, danh di
sach tu » sach thu, cach tu, sach ty
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
va nha » va nho, ve nha

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 tu ((nang xa) or (lang xa)) hoi. lieu va nha thuoc vat ((hanh di) or (hanh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tu ((nang xa) OR (lang xa)) hoi. lieu va nha thuoc vat ((hanh di) OR (hanh vi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach tu ((nang xa) or (lang xa)) hoi. lieu va nha thuoc vat ((hanh di) or (hanh vi)) cua tre*.