Perhaps you should try some spelling variations:
nganh khong » nhanh chong, nganh nong, nganh khoa
nganh cong » nhanh chong, thanh cong
cong chuc » cong thuc, cong cu, cong cua
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
su sach » so sach, vu sach
hoi tai » hoc tai, hoi trac
va phan » van phan, va phat, va phap
phan va » phan van, nhan va, han va
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: su sach hoi tai, nghien cuu cong chuc ((nganh khong) or (nganh cong)) hoc xa hoi va phan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoi tai, nghien cuu cong chuc ((nganh khong) OR (nganh cong)) hoc xa hoi va phan va.
• Adding a wildcard symbol may retrieve word variants: su sach hoi tai, nghien cuu cong chuc ((nganh khong) or (nganh cong)) hoc xa hoi va phan va*.