Perhaps you should try some spelling variations:
khong thuoc » khang thuoc, hong phuoc, dong thuoc
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong chuc
thoi tap » toi tap, hoc tap, thoi dai
su cach » su sach, tu cach, su cac
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va pham » van pham, va phat, va phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thoi tap, nghien cuu mon hoc nganh ((khong hoc) OR (khong thuoc)) xa hoi va pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su cach thoi tap, nghien cuu mon hoc nganh ((khong hoc) OR (khong thuoc)) xa hoi va pham van".
• Adding a wildcard symbol may retrieve word variants: su cach thoi tap, nghien cuu mon hoc nganh ((khong hoc) OR (khong thuoc)) xa hoi va pham van*.