Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
tren nganh » trien nganh, trong nganh, vien nganh
cong tren » dong tren, cong ren, rong tren
khung hoc » chung hoc, nhung hoc, thuong hoc
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
nhan tao » nhan tai, nhan dan
te sach » toc sach
hoi tap » hoi dap, hoc tap, hoi tai
nhan va » nhan tai, nhan dan, phan van
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 cong tren nganh khung hoc xa hoi va ((nhan va) or (nhan tao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoi tap, nghien cuu cong tren nganh khung hoc xa hoi va ((nhan va) OR (nhan tao)).
• Adding a wildcard symbol may retrieve word variants: te sach hoi tap, nghien cuu cong tren nganh khung hoc xa hoi va ((nhan va) or (nhan tao))*.