Perhaps you should try some spelling variations:
danh bat » doanh bat, anh bai, dinh ba
danh sai » dung sai, danh dau, hanh san
sach ky » sach y, sach ty, sach kem
thu xac » thau xay
cua tre » cua te, cuu tre, cua triet
hiem he » hiem xe, hieu he, thien he
nang co » nang cao, nang doc, nang noi
co hoi » co hoc, co loi
sac ky » cac ky, sai ky
he nam » ha nam, nghe 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) OR (sac ky)) nang co hoi. hiem he nam thu xac ((danh sai) or (danh bat)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) nang co hoi. hiem he nam thu xac ((danh sai) OR (danh bat)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) OR (sac ky)) nang co hoi. hiem he nam thu xac ((danh sai) or (danh bat)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) OR (sac ky)) nang co hoi. hiem he nam thu xac ((danh sai) or (danh bat)) cua tre*.