Perhaps you should try some spelling variations:
van triet » va triet, van thiet, van trieu
hanh thai » nhanh thai, hinh thai, hanh tai
thai van » thi van, thanh van, thai vung
cam truc » cau truc, nam truc, lam truoc
va hanh » van hanh, va thanh, va danh
truc va » thuc va, thuc vat, trung va
qua cam » qua cham, qua cac, qua ca
so sinh » so sanh, so tinh, hoa sinh
ly nang » ky nang, ly hang, ly vang
y nang » ky nang, v nang, may nang
ma hoi » mai hoi, xa hoi, ma hoa

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: ((so sinh) OR (cho sinh)) ((y nang) OR (ly nang)) ma hoi. hieu qua cam truc va hanh thai van triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sinh) OR (cho sinh)) ((y nang) or (ly nang)) ma hoi. hieu qua cam truc va hanh thai van triet~".
• Adding a wildcard symbol may retrieve word variants: ((so sinh) OR (cho sinh)) ((y nang) or (ly nang)) ma hoi. hieu qua cam truc va hanh thai van triet*.