Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nganh khong » nganh cong, nganh nong, nganh khoa
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
te sach » toc sach
nhan va » nhan tai, nhan dan, nhan tao
ma hoi » mai hoi, xa hoi, ma hoa
hoi ca » hoi cua, hoi cac, hoi cau

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 ((nhanh chong) or (nganh khong)) hoc ma hoi ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoc tap, nghien cuu dong luc ((nhanh chong) OR (nganh khong)) hoc ma hoi ca nhan va.
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien cuu dong luc ((nhanh chong) or (nganh khong)) hoc ma hoi ca nhan va*.