Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
hoc nganh » hoc nhanh
sach hoi » sach doi, sach moi, cach thoi
cong hoc » dong hoc, cong hoa, cong coc
cac phan » cac nhan, cao phan, cap phan
phan van » pham van, thanh van, luan van
so sach » so sanh, bo sach, co sach
hoi tai » hoc tai, hoi trac
cuu mot » cua mot, huu mot, cuu vuot
hoa cac » hoa chat, chon cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach hoi tai, nghien ((cuu mot) or (cuu mo)) hoc nganh cong hoc ma hoa cac phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach hoi tai, nghien ((cuu mot) OR (cuu mo)) hoc nganh cong hoc ma hoa cac phan van.
• Adding a wildcard symbol may retrieve word variants: so sach hoi tai, nghien ((cuu mot) or (cuu mo)) hoc nganh cong hoc ma hoa cac phan van*.