Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
dinh hoc » sinh hoc, hinh hoc, tinh hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
cao pham » cau pham, hao pham, co phan
cao phan » co phan, cho phan, cac phan
ma hoi » mai hoi, xa hoi, ma hoa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: quy dinh hoc tap, nghien cuu cong hoc nganh khong hoc ma hoi ((cao pham) or (cao phan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: quy dinh hoc tap, nghien cuu cong hoc nganh khong hoc ma hoi ((cao pham) OR (cao phan)) van.
• Adding a wildcard symbol may retrieve word variants: quy dinh hoc tap, nghien cuu cong hoc nganh khong hoc ma hoi ((cao pham) or (cao phan)) van*.