Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thu mach » thu sach, thuat mach, thu hoach
mach hoc » cach hoc, dich hoc, anh hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
phan van » pham van, thanh van, luan van
hai van » thai van, ha van, hai tan
nha van » nha lanh
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hai van ((nha van) or (phan van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hai van ((nha van) OR (phan van)).
• Adding a wildcard symbol may retrieve word variants: thu mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hai van ((nha van) or (phan van))*.