Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thi hanh » thi thanh
nam thuc » nam thuoc, am thuc, nam thu
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
hanh xa » hanh va, hanh ma, hanh xu
hieu le » hieu ve, hieu he, hieu ly
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
le nam » ly nam, he nam, le na

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) or (su sach)) thi hanh xa hoi. hieu le nam thuc va hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) thi hanh xa hoi. hieu le nam thuc va hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) thi hanh xa hoi. hieu le nam thuc va hanh vai cua triet*.