Perhaps you should try some spelling variations:
dia danh » dia ban, gia dinh
cham luc » cham soc, nhan luc, cham cuu
cua tre » cua te, cuu tre, cua triet
va danh » va dinh, va dan, va hanh
tu cham » toc cham, thi cham
hieu tu » chieu tu, hieu tuc, hien tu
lang xa » lang ha, dang xay, lang van
cai ky » cac ky, cam ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((cai ky) OR (cao ky)) lang xa hoi. hieu tu cham luc ((va danh) or (dia danh)) dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cai ky) OR (cao ky)) lang xa hoi. hieu tu cham luc ((va danh) OR (dia danh)) dai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((cai ky) OR (cao ky)) lang xa hoi. hieu tu cham luc ((va danh) or (dia danh)) dai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((cai ky) OR (cao ky)) lang xa hoi. hieu tu cham luc ((va danh) or (dia danh)) dai cua tre*.