Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
thuat sach » thuat lanh, thuat san
hoc nganh » hoc nhanh
khung hoc » chung hoc, nhung hoc, thuong hoc
sach hoc » cach hoc, sach hoi, mach hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
va nhan » van nhan, ca nhan, va nha
va phan » van phan, va phat, va phap
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: thuat sach hoc tap, nghien cuu cong hoc nganh khung hoc xa hoi ((va nhan) OR (va phan)) dan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach hoc tap, nghien cuu cong hoc nganh khung hoc xa hoi ((va nhan) OR (va phan)) dan".
• Adding a wildcard symbol may retrieve word variants: thuat sach hoc tap, nghien cuu cong hoc nganh khung hoc xa hoi ((va nhan) OR (va phan)) dan*.