Perhaps you should try some spelling variations:
nhanh chuong » nhanh chong, thanh chuong, thanh huong
chuong hoc » chung hoc, thuong hoc, truong hoc
hoc nhanh » hoc nganh, hoc phan
cong hoc » dong hoc, cong hoa, cong coc
thoi tap » hoc tap, thoi dai, hoi tai
van nhan » van phan, van thanh, danh nhan
cuu cong » cua cong, thu cong, cac cong
hoi van » hoi va, hoi dan, hai van
mai hoi » mai khoi, dai hoi, lai hoi
tu cach » tu cac
hoc mai » hoc ma, hoc dai, hoc bai
toi tap » toi gap, toan tap, tong tap
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 cach ((thoi tap) OR (toi tap)), nghien cuu cong hoc nhanh chuong hoc mai hoi van nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach ((thoi tap) OR (toi tap)), nghien cuu cong hoc nhanh chuong hoc mai hoi van nhan va".
• Adding a wildcard symbol may retrieve word variants: tu cach ((thoi tap) OR (toi tap)), nghien cuu cong hoc nhanh chuong hoc mai hoi van nhan va*.