Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
coc nganh » hoc nganh, cac nganh, chuc nganh
thong hoc » thuong hoc, tuong hoc, thong hoa
sach hoc » cach hoc, sach hoi, mach hoc
cuu cong » cua cong, thu cong, cac cong
cong coc » cong cuoc, cong cac, cong co
dong van » duong van, dang van, dong von
te sach » toc sach
xa hai » xa thai, xua hai, xa dai

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

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