Perhaps you should try some spelling variations:
nghe nam » nghe lam, nghiep nam, nghe nano
thuc day » thuc dan, thuc vat
day danh » day manh, dai danh, dao danh
danh bai » anh bai, danh bat, dang bai
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ca viet » co viet, hoa viet, san viet
va viet » hoa viet, san viet, mai viet
ve nam » he nam, va nam, le nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang x ho. hieu ((ve nam) or (nghe nam)) thuc day danh bai ((ca viet) OR (va viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang x ho. hieu ((ve nam) OR (nghe nam)) thuc day danh bai ((ca viet) OR (va viet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang x ho. hieu ((ve nam) or (nghe nam)) thuc day danh bai ((ca viet) OR (va viet))*".