Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
luc nganh » luc ngan, chuc nganh, luat nganh
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong luc » nang luc
phan van » pham van, thanh van, luan van
vu sach » vu bach, su sach, vu khach
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: vu sach hoc tap, nghien cuu dong luc nganh khoa ((hoc xa) OR (hoc ma)) hoi va phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach hoc tap, nghien cuu dong luc nganh khoa ((hoc xa) OR (hoc ma)) hoi va phan van".
• Adding a wildcard symbol may retrieve word variants: vu sach hoc tap, nghien cuu dong luc nganh khoa ((hoc xa) OR (hoc ma)) hoi va phan van*.