Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thu sach » tu sach, thuat sach, thuoc sach
khoa hoc » hoa hoc
phan dan » phan dang, phan dau, nhan dan
te sach » toc sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va phan » van phan, va phat, va phap
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) or (thu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va phan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va phan dan.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu sach)) hoc tap, nghien cuu mon hoc nganh khoa hoc xa hoi va phan dan*.