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