Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
khong hoc » khung hoc, thong hoc, khong thuoc
van nang » van quang, van ban, van dong
nang dau » hang dau, xang dau, nang du
cac toi » cac thoi
toi tap » toi gap, toan tap, tong tap
mon hoc » toan hoc, dong hoc
hoi van » hoi va, hoi dan, hai van
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 cac toi tap, nghien cuu ((mon hoc) or (nang luc)) nganh khong hoc xa hoi van nang dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac toi tap, nghien cuu ((mon hoc) OR (nang luc)) nganh khong hoc xa hoi van nang dau.
• Adding a wildcard symbol may retrieve word variants: tu cac toi tap, nghien cuu ((mon hoc) or (nang luc)) nganh khong hoc xa hoi van nang dau*.