Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh khoa
nganh nong » nganh cong
nghien uu » nghien cuu, nghiep vu, nghiep tu
dich hoc » sinh hoc, hinh hoc, tinh hoc
nhan tai » hang tai, van tai, toan tai
te dich » ve dich, tam dich, tap dich
va nhan » van nhan, ca nhan, va phan
uu hoa » du hoa, su hoa, tu hoa
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: te dich hoc tap, nghien uu hoa hoc ((nganh khong) or (nganh nong)) hoc xa hoi va nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te dich hoc tap, nghien uu hoa hoc ((nganh khong) OR (nganh nong)) hoc xa hoi va nhan tai.
• Adding a wildcard symbol may retrieve word variants: te dich hoc tap, nghien uu hoa hoc ((nganh khong) or (nganh nong)) hoc xa hoi va nhan tai*.