Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
thanh van » thanh toan, thanh phan, thanh nhan
thoi tap » toi tap, hoc tap, thoi dai
cong hoc » dong hoc, cong hoa, cong coc
su cach » su sach, tu cach, su cac
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thoi tap, nghien thu cong hoc nganh khong hoc xa hoi dap ((thanh van) OR (thanh san))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su cach thoi tap, nghien thu cong hoc nganh khong hoc xa hoi dap ((thanh van) OR (thanh san))".
• Adding a wildcard symbol may retrieve word variants: su cach thoi tap, nghien thu cong hoc nganh khong hoc xa hoi dap ((thanh van) OR (thanh san))*.