Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh vai » danh sai, danh va, doanh van
sach ky » sac ky, sach kem, sach hay
sach ty » sach tu, sach thu, xach tay
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua
x hoi » xa hoi, o hoi, x ho
va am » va lam, va cam

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 ky) or (((sach ty) OR (sach y)))) nang x hoi. hieu va am thuc va danh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (((sach ty) OR (sach y)))) nang x hoi. hieu va am thuc va danh vai cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (((sach ty) OR (sach y)))) nang x hoi. hieu va am thuc va danh vai cua triet*".