Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
sach hoi » sach doi, sach moi, hoach hoi
van hoc » van hoa
va luan » vay luan, van luan, va quan
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: te ((cach thoi) or (sach hoi)) tap, nghien cuu van hoc nganh khong hoc ma hoi va luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((cach thoi) OR (sach hoi)) tap, nghien cuu van hoc nganh khong hoc ma hoi va luan van.
• Adding a wildcard symbol may retrieve word variants: te ((cach thoi) or (sach hoi)) tap, nghien cuu van hoc nganh khong hoc ma hoi va luan van*.