Perhaps you should try some spelling variations:
lam thuc » lam thuoc, am thuc, nam thuc
cua viet » ca viet, hoa viet, cua vat
tu cach » tu cac
su sach » so sach, vu sach
de tang » le tang, de dang, do tang
tang va » trang va, tang van, thang va
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
hanh di » hanh vi, hanh de, hang di
va hoa » van hoa, va hoc, ma hoa
va lam » van lam, va lap
di cua » dai cua, doi cua, de 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 cach) or (su sach)) de tang va hoa. lieu va lam thuc va hanh di cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) de tang va hoa. lieu va lam thuc va hanh di cua viet.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (su sach)) de tang va hoa. lieu va lam thuc va hanh di cua viet*.