Perhaps you should try some spelling variations:
nghiep can » nghiep chan, nghiep cay, nghiep cau
nganh khoa » nganh khong, doanh khoa, anh khoa
nganh hoa » thanh hoa, khanh hoa, danh hoa
danh nhan » doanh nhan, thanh nhan, benh nhan
mach hoc » cach hoc, dich hoc, anh hoc
can dong » van dong, dan dong, cao dong
dong hoa » dong hoc, dong co
hoc danh » hoc dan, hoc anh, hoc hanh
nhan tai » hang tai, van tai, toan tai
su mach » su sach
hoc xa » hoc ma
xa hoc » xa hoi, va hoc, xa hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su mach hoc tap, nghiep can dong hoa ((nganh khoa) or (nganh hoa)) hoc xa hoc danh nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su mach hoc tap, nghiep can dong hoa ((nganh khoa) OR (nganh hoa)) hoc xa hoc danh nhan tai.
• Adding a wildcard symbol may retrieve word variants: su mach hoc tap, nghiep can dong hoa ((nganh khoa) or (nganh hoa)) hoc xa hoc danh nhan tai*.