Perhaps you should try some spelling variations:
nganh chung » nhanh chuong, nganh cong, nhanh chong
nghien huu » nghien cuu, nguyen huu, nhiem huu
hoc nganh » hoc nhanh
chung hoc » trung hoc, dung hoc, hung hoa
cach hoc » cach thuc, cach thoi, dich hoc
sach hoi » sach doi, sach moi, cach thoi
phat van » pham van, phan van, phap van
huu mot » cuu mot, huy mot, hieu mot
mot hoc » mon hoc, mo hoc, mot goc
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 ((cach hoc) or (sach hoi)) tap, nghien huu mot hoc nganh chung hoc xa hoi va phat van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cach hoc) OR (sach hoi)) tap, nghien huu mot hoc nganh chung hoc xa hoi va phat van.
• Adding a wildcard symbol may retrieve word variants: tu ((cach hoc) or (sach hoi)) tap, nghien huu mot hoc nganh chung hoc xa hoi va phat van*.