Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
hoc nganh » hoc nhanh
ban thanh » ban hanh, ban hang
thong ha » hong ha, thong va, thong phan
su sach » vu sach
so sach » so sanh, bo sach, co sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hai ban » hai bang, hai ba, tai ban
ma hai » ta hai, va hai, xa hai
ha ma » ham ma, ha my, ha pa

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

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