Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
thuy tinh » thuy linh, thue tinh, thuy anh
hoc nganh » hoc nhanh
khoa phan » hoa phan, khoa than, khoa phau
tinh hoc » sinh hoc, tin hoc, hinh hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
nhan dan » phan dau, gian dan
nhan tai » hang tai, van tai, toan tai
xa khoa » da khoa, bia khoa, tai khoa
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: thuy tinh hoc tap, nghien cuu dong hoc nganh khoa hoc xa khoa phan ((nhan dan) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuy tinh hoc tap, nghien cuu dong hoc nganh khoa hoc xa khoa phan ((nhan dan) OR (nhan tai)).
• Adding a wildcard symbol may retrieve word variants: thuy tinh hoc tap, nghien cuu dong hoc nganh khoa hoc xa khoa phan ((nhan dan) or (nhan tai))*.