Perhaps you should try some spelling variations:
chuong hoc » chung hoc, thuong hoc, truong hoc
cach thoi » cac thoi, cach thuc, cach noi
hoc nhanh » hoc nganh
thoi tap » toi tap, hoc tap, thoi dai
cuu cong » cua cong, thu cong, cac cong
hoc phan » hoc dan, hoc pho
dan nhan » danh nhan, dan chan, van nhan
nhan tao » nhan tai, nhan dan
tu cach » tu cac
hoi dan » hoa dan, hoc dan, hoi dap
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: tu cach thoi tap, nghien cuu cong ((hoc nhanh) or (hoc phan)) chuong hoc ma hoi dan nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tap, nghien cuu cong ((hoc nhanh) OR (hoc phan)) chuong hoc ma hoi dan nhan tao.
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien cuu cong ((hoc nhanh) or (hoc phan)) chuong hoc ma hoi dan nhan tao*.