Perhaps you should try some spelling variations:
nghe thieu » nghe hieu, nghe theu, nghe thu
nganh khoa » nganh hoa, nganh khong, doanh khoa
cach thoi » cac thoi, cach thuc, cach noi
thieu mot » hieu mot, thieu so, hieu moi
goc nganh » hoc nganh, hoc nhanh, cac nganh
thoi tap » toi tap, hoc tap, thoi dai
khoa hoc » hoa hoc
tu cach » tu cac
va quan » van quan, hai quan, tap quan
hoc xa » hoc ma

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, nghe thieu mot goc nganh khoa hoc xa hoi ((va quan) or (tac quan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tap, nghe thieu mot goc nganh khoa hoc xa hoi ((va quan) OR (tac quan)) van.
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghe thieu mot goc nganh khoa hoc xa hoi ((va quan) or (tac quan)) van*.