Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nghien cac » nghiep cach, nghien cuu, nghiep cay
nganh khoa » nganh hoa, nganh khong, doanh khoa
kon dich » mon dich, kinh dich, rong dich
dich hoc » sinh hoc, hinh hoc, tinh hoc
cac cong » cua cong
cong hoc » dong hoc, cong hoa, cong coc
thuoc va » thuc va, thuoc ma, thuong va
nhan van » nhan dan, nhan va, phan van
va hoi » xa hoi, va hoc, va 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: kon dich hoc tap, nghien cac cong hoc ((nganh khoa) or (nhanh chong)) thuoc va hoi ca nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: kon dich hoc tap, nghien cac cong hoc ((nganh khoa) OR (nhanh chong)) thuoc va hoi ca nhan van.
• Adding a wildcard symbol may retrieve word variants: kon dich hoc tap, nghien cac cong hoc ((nganh khoa) or (nhanh chong)) thuoc va hoi ca nhan van*.