Perhaps you should try some spelling variations:
cuc triet » cua triet, su triet, cac trieu
van dinh » van minh, van dich, xuan dinh
sach ky » sac ky, sach y, sach ty
va dinh » va kinh, va tinh, vu dinh
va hanh » van hanh, va thanh, va danh
vu sach » vu bach, su sach, vu khach
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
ky tang » ky nang, ky dang, kho tang
ve cac » va cac, vien cac
ma hoi » mai hoi, xa hoi, ma hoa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky tang ma hoi. hieu ve cac xuc ((va hanh) or (((va dinh) or (van dinh)))) tai cuc triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky tang ma hoi. hieu ve cac xuc ((va hanh) OR (((va dinh) OR (van dinh)))) tai cuc triet.
• Adding a wildcard symbol may retrieve word variants: vu sach ky tang ma hoi. hieu ve cac xuc ((va hanh) or (((va dinh) or (van dinh)))) tai cuc triet*.