Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
luc nganh » luc ngan, chuc nganh, luat nganh
khong hoc » khung hoc, thong hoc, khong thuoc
sach doi » sach hoi, sach moi, sach dao
cuu cong » cua cong, thu cong, cac cong
cong luc » dong luc, cong suc, cong duc
nhan tao » nhan tai, nhan dan
te sach » toc sach
doi tap » doi tac, doi dap, doi tai
ma hoi » mai hoi, xa hoi, me hoi

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 doi tap, nghien cuu cong luc nganh khong hoc ((ma hoi) or (ma hoa)) ca nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach doi tap, nghien cuu cong luc nganh khong hoc ((ma hoi) OR (ma hoa)) ca nhan tao.
• Adding a wildcard symbol may retrieve word variants: te sach doi tap, nghien cuu cong luc nganh khong hoc ((ma hoi) or (ma hoa)) ca nhan tao*.