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
chuan van » chuan san, chuan va, chuan vn
sach hoc » cach hoc, sach hoi, mach hoc
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi dan » hoa dan, hoi dap, thoi dai

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach hoc tap, nghien cuu mon hoc nganh khung hoc ma ((hoi dan) OR (hoc dan)) chuan van~".
• Adding a wildcard symbol may retrieve word variants: thuat sach hoc tap, nghien cuu mon hoc nganh khung hoc ma ((hoi dan) OR (hoc dan)) chuan van*.