Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
te sach » toc sach
hieu va » lieu va, hieu qua
thi hoc » thai hoc, tri hoc, thi hoa
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
y nang » ky nang, ly nang, v nang
va thi » van thi, vu thi, ha thi
vi cau » va cau, ve cau, di cau
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang x hoi. hieu va thi hoc va danh vi cau triet~.
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. hieu va thi hoc va danh vi cau triet*.