Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
cham xuc » cam xuc, chat xuc, cham soc
thu sach » thuat sach, thuoc sach, thu hoach
ban hanh » ban hang
van danh » van doanh, van anh, van hanh
tu sach » su sach, te sach, tu cach
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
va cham » va chat, va tham
ma hoi » mai hoi, xa hoi, ma hoa
vai va » mai va, dai va, hai 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: ((tu sach) OR (thu sach)) ky nang ma hoi. hieu va cham xuc ((van danh) OR (ban hanh)) vai va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) ky nang ma hoi. hieu va cham xuc ((van danh) or (ban hanh)) vai va triet~".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) ky nang ma hoi. hieu va cham xuc ((van danh) or (ban hanh)) vai va triet*.