Perhaps you should try some spelling variations:
nganh chong » nganh cong, nhanh chong, nganh khong
hoc nganh » hoc nhanh
chong hoc » chung hoc, chong doc, thong hoc
hach hoc » cach hoc, mach hoc, hoach hoi
nhan dan » phan dau, gian dan, nhan tai
tu hach » tu hanh, tu cach, tu sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
nhan va » nhan tai, nhan tao, phan van
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: tu hach hoc tap, nghien cuu mon hoc nganh chong hoc xa hoi va ((nhan dan) or (nhan va))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu hach hoc tap, nghien cuu mon hoc nganh chong hoc xa hoi va ((nhan dan) OR (nhan va)).
• Adding a wildcard symbol may retrieve word variants: tu hach hoc tap, nghien cuu mon hoc nganh chong hoc xa hoi va ((nhan dan) or (nhan va))*.