Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
hoc nganh » hoc nhanh
cong phan » cong nhan, cong khan, chong phap
ban thanh » ban hanh, ban hang
thanh van » thanh san, thanh toan, thanh phan
phan may » phan xay, phan day, phan giay
vu sach » vu bach, su sach, vu khach
so sach » so sanh, bo sach, co sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
may hai » may hmi, may tai, may phay
hai ban » hai bang, hai ba, tai ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu sach) or (so sach)) hoc tap, nghien cuu mon hoc nganh cong phan may hai ban thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (so sach)) hoc tap, nghien cuu mon hoc nganh cong phan may hai ban thanh van.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (so sach)) hoc tap, nghien cuu mon hoc nganh cong phan may hai ban thanh van*.