Perhaps you should try some spelling variations:
nganh chung » nhanh chuong, nganh cong, nhanh chong
hoc nganh » hoc nhanh
chung hoc » trung hoc, dung hoc, hung hoa
cac thoi » cac toi, cac hop, cac tro
thoi tap » toi tap, hoc tap, thoi dai
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
hoi van » hoi va, hai van, hoi han
hoi dan » hoa dan, hoc dan, hoi dap
nhan va » nhan tai, nhan dan, nhan tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac thoi tap, nghien cuu cong hoc nganh chung hoc ma ((hoi van) or (hoi dan)) nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac thoi tap, nghien cuu cong hoc nganh chung hoc ma ((hoi van) OR (hoi dan)) nhan va.
• Adding a wildcard symbol may retrieve word variants: tu cac thoi tap, nghien cuu cong hoc nganh chung hoc ma ((hoi van) or (hoi dan)) nhan va*.