Perhaps you should try some spelling variations:
thien van » thi van
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
mang xa » lang xa, mang may, dang xay
thuc va » thuc vat, thuc dan, thuc day
va tich » va tinh, va dich
cua tre » cua te, cuu tre, cua triet
ang xa » lang xa, dang xay, hoang xa
van am » van nam, van lam, van dam
va cua » va chua, via cua, ca cua

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 ty ((((ang xa) or (mang xa))) or (nang x)) hoi. thien van am thuc va tich va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((((ang xa) OR (mang xa))) OR (nang x)) hoi. thien van am thuc va tich va cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((((ang xa) or (mang xa))) or (nang x)) hoi. thien van am thuc va tich va cua tre*.