Perhaps you should try some spelling variations:
nghiep cay » nghiep chan, nghiep va, nghiep cua
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
cach hoc » cach thuc, cach thoi, dich hoc
cay cong » cac cong, cao cong, cau cong
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
nhan tao » nhan tai, nhan dan
tu cach » tu cac
hoi van » hoi va, hoi dan, hai van
nhan va » nhan tai, nhan dan, phan van
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach hoc tap, nghiep cay cong hoc nhanh khoa hoc ma hoi van ((nhan va) or (nhan tao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach hoc tap, nghiep cay cong hoc nhanh khoa hoc ma hoi van ((nhan va) OR (nhan tao)).
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghiep cay cong hoc nhanh khoa hoc ma hoi van ((nhan va) or (nhan tao))*.