Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
cac nganh » hoc nganh
khung hoc » chung hoc, nhung hoc, thuong hoc
thai danh » thai thanh, thai binh, thai den
cach hoc » cach thuc, cach thoi, dich hoc
cong cac » cuong cac, cong tac, cong cau
nhan dan » phan dau, gian dan, nhan tai
tu cach » tu cac
hai anh » ha anh, mai anh, hai thanh
hoc xa » hoc ma

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 cach hoc tap, nghien thu cong cac nganh khung hoc xa ((thai danh) OR (hai anh)) nhan dan~.
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghien thu cong cac nganh khung hoc xa ((thai danh) or (hai anh)) nhan dan*.