Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
thuat lanh » thuat lap, thuat san
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc nganh » hoc nhanh
lanh hoc » anh hoc, danh hoc, thanh hoc
phan van » pham van, thanh van, luan van
mot hoc » mon hoc, mo hoc, mot goc
va phan » van phan, va phat, va phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat lanh hoc tap, nghien cua mot hoc nganh khong ((hoc xa) or (hoc ma)) hoi va phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh hoc tap, nghien cua mot hoc nganh khong ((hoc xa) OR (hoc ma)) hoi va phan van.
• Adding a wildcard symbol may retrieve word variants: thuat lanh hoc tap, nghien cua mot hoc nganh khong ((hoc xa) or (hoc ma)) hoi va phan van*.