Perhaps you should try some spelling variations:
chuc nganh » chuc nang, hoc nganh, cac nganh
luc nganh » luc ngan, luat nganh, luc canh
cach noi » cach thoi, hanh noi, anh noi
cuu dong » cuu cong, cuu tong, cuu long
khoa hoc » hoa hoc
tu cach » tu cac
noi tap » toi tap, ngoai tap, noi tiep
va phan » van phan, va phat, va phap
phan va » phan van, nhan va, han va
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: tu cach noi tap, nghien cuu dong ((luc nganh) OR (chuc nganh)) khoa hoc xa hoi va phan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach noi tap, nghien cuu dong ((luc nganh) OR (chuc nganh)) khoa hoc xa hoi va phan va".
• Adding a wildcard symbol may retrieve word variants: tu cach noi tap, nghien cuu dong ((luc nganh) OR (chuc nganh)) khoa hoc xa hoi va phan va*.