Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
nganh cong » nhanh chong, thanh cong
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
phan van » pham van, thanh van, luan van
te sach » toc sach
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 dong luc ((nganh khoa) or (nganh cong)) hoc ma hoa va phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoc tap, nghien cuu dong luc ((nganh khoa) OR (nganh cong)) hoc ma hoa va phan van.
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien cuu dong luc ((nganh khoa) or (nganh cong)) hoc ma hoa va phan van*.