Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
thuoc sach » hoc sach, nuoc sach, thuat sach
cuu thong » cuu thuong, cuu tong, cuu chong
thong cau » thong cac, thong cap, thong tu
cau nganh » cac nganh, chuc nganh, cau danh
khong hoc » khung hoc, thong hoc, khong thuoc
nhan dan » phan dau, gian dan, nhan tai
hoi tap » hoi dap, hoc tap, hai tap
hoi tai » hoc tai, hoi trac
va nhan » van nhan, ca nhan, va phan
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: thuoc sach ((hoi tap) OR (hoi tai)), nghien cuu thong cau nganh khong hoc xa hoi va nhan dan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc sach ((hoi tap) OR (hoi tai)), nghien cuu thong cau nganh khong hoc xa hoi va nhan dan".
• Adding a wildcard symbol may retrieve word variants: thuoc sach ((hoi tap) OR (hoi tai)), nghien cuu thong cau nganh khong hoc xa hoi va nhan dan*.