Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nghien cua » nghien cuu, nghiep cua, nghiep vua
cach thoi » cac thoi, cach thuc, cach noi
doc nhanh » hoc nhanh, doc hanh, doc thanh
chong hoc » chung hoc, chong doc, thong hoc
hoc cach » hoc cac, hoc sach, cuoc cach
thoi tap » toi tap, hoc tap, thoi dai
cong doc » chong doc, cong coc, cong dac
va nhan » van nhan, ca nhan, va nha
va phan » van phan, va phat, va phap
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: hoc cach thoi tap, nghien cua cong doc nhanh chong hoc ma hoi ((va nhan) or (va phan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc cach thoi tap, nghien cua cong doc nhanh chong hoc ma hoi ((va nhan) OR (va phan)) van.
• Adding a wildcard symbol may retrieve word variants: hoc cach thoi tap, nghien cua cong doc nhanh chong hoc ma hoi ((va nhan) or (va phan)) van*.