Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
sach hoi » sach doi, sach moi, cach thoi
khoa hoc » hoa hoc
van phan » van phong, van thanh, luan phan
te sach » toc sach
hoi tap » hoi dap, hoc tap, hoi tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va phan » va phat, va phap, hoa phan
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: te sach hoi tap, nghien cuu mon hoc nganh khoa hoc xa hoi ((va phan) or (van phan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoi tap, nghien cuu mon hoc nganh khoa hoc xa hoi ((va phan) OR (van phan)) van.
• Adding a wildcard symbol may retrieve word variants: te sach hoi tap, nghien cuu mon hoc nganh khoa hoc xa hoi ((va phan) or (van phan)) van*.