Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
tu sach » thu sach, te sach, tu cach
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
hanh di » hanh vi, hanh de, hang di
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
di va » dai va, di vao, doi va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (tu sach)) ky nang x ho. hieu va cam xuc va hanh di va triet~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (tu sach)) ky nang x ho. hieu va cam xuc va hanh di va triet*.