Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
hoc nganh » hoc nhanh
thong hoa » thong khoa, thong ha, thong hoc
van thanh » ban thanh, van tuan
thanh van » thanh san, thanh toan, thanh phan
toc sach » hoc sach, doc sach, thuoc sach
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
doi tap » doi tac, doi dap, doi tai
hai van » thai van, ha van, hai tan
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: ((te sach) or (toc sach)) doi tap, nghien cuu cong hoc nganh thong hoa xa hai van thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) doi tap, nghien cuu cong hoc nganh thong hoa xa hai van thanh van.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) doi tap, nghien cuu cong hoc nganh thong hoa xa hai van thanh van*.