Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
va doanh » van doanh, vay doanh, va danh
su sach » so sach
vu sach » vu bach, vu khach
nang ma » tang ma, sang ma, nang cao
van cam » van nam, van lam, van cau
cam tuc » cam xuc, cam tu, nam thuc
tai cua » thai cua, tai cuc, tri cua
v nang » va nang, vu nang, van nang
tuc va » thuc va, truc va, tuc xa

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 (vu sach)) v nang ma hoa. hieu van cam tuc va doanh tai cua triet~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) v nang ma hoa. hieu van cam tuc va doanh tai cua triet*.