Perhaps you should try some spelling variations:
nghiep cao » nghiep bao, nghiep cay, nghiep can
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thanh van » thanh san, thanh toan, thanh phan
cach hoc » cach thuc, cach thoi, dich hoc
cao cong » cac cong, cao dang, cua cong
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
tu cach » tu cac
hoi van » hoi va, hoi dan, hoi han
hai van » thai van, ha van, hai tan
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 hoc tap, nghiep cao cong hoc nganh khoa hoc xa ((hoi van) OR (hai van)) thanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoc tap, nghiep cao cong hoc nganh khoa hoc xa ((hoi van) OR (hai van)) thanh van".
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghiep cao cong hoc nganh khoa hoc xa ((hoi van) OR (hai van)) thanh van*.