Perhaps you should try some spelling variations:
cac ngan » cac nganh, cac nhan, sach ngan
tao nhan » ca nhan, tue nhan, tri nhan
nhan hoa » nhan khoa, phan hoa, thanh hoa
hoc cac » hoc cao
ngan co » nganh co, ngon co, nhan co
te tao » te bao, te tai, de tao
hoa hi » hoa phi, hoa hoi, hoa thi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( hoc cac ngan co khi đong luc ) OR ( te tao nhan hoa hi đong luc ))~.
• Adding a wildcard symbol may retrieve word variants: (( hoc cac ngan co khi đong luc ) or ( te tao nhan hoa hi đong luc ))*.