Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
thanh van » thanh san, thanh toan, thanh phan
mach hoc » cach hoc, dich hoc, anh hoc
su mach » su sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi van » hoi dan, hai van, hoi han
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 mach hoc tap, nghien cuu mon hoc nganh khong hoc xa ((hoi van) OR (hoi va)) thanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su mach hoc tap, nghien cuu mon hoc nganh khong hoc xa ((hoi van) OR (hoi va)) thanh van".
• Adding a wildcard symbol may retrieve word variants: su mach hoc tap, nghien cuu mon hoc nganh khong hoc xa ((hoi van) OR (hoi va)) thanh van*.