Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
hoc nhanh » hoc nganh, hoc phan
chong hoc » chung hoc, chong doc, thong hoc
danh nhan » doanh nhan, thanh nhan, benh nhan
sach doi » sach hoi, sach moi, sach dao
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
van nhan » van phan, van thanh, van khanh
so sach » so sanh, bo sach, co sach
doi tap » doi tac, doi dap, doi tai
ma hoi » mai hoi, xa hoi, ma hoa

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 doi tap, nghien cuu dong hoc nhanh chong hoc ma hoi ((van nhan) OR (danh nhan)) tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach doi tap, nghien cuu dong hoc nhanh chong hoc ma hoi ((van nhan) OR (danh nhan)) tai*".