Perhaps you should try some spelling variations:
luc nganh » luc ngan, chuc nganh, luat nganh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cuu nang » chuc nang, cam nang, cuu van
so sach » so sanh, bo sach, hoc sach
co sach » bo sach, cuon sach, hoc sach
moi tap » moi tai, toi tap
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) OR (co sach)) moi tap, nghien cuu nang luc nganh hoa hoc xa hoi ca nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (co sach)) moi tap, nghien cuu nang luc nganh hoa hoc xa hoi ca nhan va".
• Adding a wildcard symbol may retrieve word variants: ((so sach) OR (co sach)) moi tap, nghien cuu nang luc nganh hoa hoc xa hoi ca nhan va*.