Perhaps you should try some spelling variations:
canh thoi » cach thoi, hanh thoi, anh tho
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
thu canh » thuc hanh, thu cong, thu ban
thoi dap » hoi dap, thoi dai, thi dap
van nhan » van phan, van thanh, danh nhan
nhan dan » phan dau, gian dan, nhan tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi van » hoi va, hoi dan, hai van

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

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