Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
sach hoc » cach hoc, sach hoi, mach hoc
cong coc » cong cuoc, cong cac, cong co
cong cau » cong cu, cong chuc, thong cau
cong hoc » dong hoc, cong hoa, cong ho
phan van » pham van, thanh van, luan van
te sach » toc sach
hoc dai » hoc dan
dai hoa » dai khoa, dai hoc, dai hoi
va phan » van phan, va phat, va phap
hoa va » hoa van, hoa xa, hoa vo

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach hoc tap, nghien cuu ((cong coc) or (cong cau)) nganh cong hoc dai hoa va phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoc tap, nghien cuu ((cong coc) OR (cong cau)) nganh cong hoc dai hoa va phan van.
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien cuu ((cong coc) or (cong cau)) nganh cong hoc dai hoa va phan van*.