Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
hoc nganh » hoc nhanh
khung hoc » chung hoc, nhung hoc, thuong hoc
dich hoc » sinh hoc, hinh hoc, tinh hoc
cac nhan » ca nhan, cac nha, dac nhan
cam nhan » ca nhan, cam chan, cam nang
tu dich » te dich, chu dich, hut dich
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
ma hoi » mai hoi, xa hoi, ma hoa

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "tu dich hoc tap, nghien cuu mon hoc nganh khung hoc ma hoi ((cac nhan) OR (cam nhan)) tai~".
• Adding a wildcard symbol may retrieve word variants: tu dich hoc tap, nghien cuu mon hoc nganh khung hoc ma hoi ((cac nhan) OR (cam nhan)) tai*.