Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
coc nganh » hoc nganh, cac nganh, chuc nganh
thong hoa » thong khoa, thong ha, thong hoc
van duong » van dong, van dung, van phong
duong van » duong va, luong va, dang van
sach hoc » cach hoc, sach hoi, mach hoc
cuu cong » cua cong, thu cong, cac cong
cong coc » cong cuoc, cong cac, cong co
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 hoa ((xa hai) OR (xa hoi)) van duong van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoc tap, nghien cuu cong coc nganh thong hoa ((xa hai) OR (xa hoi)) van duong van".
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien cuu cong coc nganh thong hoa ((xa hai) OR (xa hoi)) van duong van*.