Perhaps you should try some spelling variations:
dia danh » dia ban, gia dinh
nhan luc » nang luc
cuu tre » cua tre, cau tren, cau treo
dai cuu » dai cua, dai huu
va hanh » van hanh, va thanh, va danh
tu nhan » tue nhan, cu nhan, tu ngan
hieu tu » chieu tu, hieu tuc, hien tu
dang xa » dang xay, lang xa, dang ha
can ky » van ky, ban ky, tan ky
dan ky » van 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 ((can ky) OR (dan ky)) dang xa hoi. hieu tu nhan luc ((va hanh) or (dia danh)) dai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((can ky) OR (dan ky)) dang xa hoi. hieu tu nhan luc ((va hanh) OR (dia danh)) dai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((can ky) OR (dan ky)) dang xa hoi. hieu tu nhan luc ((va hanh) or (dia danh)) dai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu ((can ky) OR (dan ky)) dang xa hoi. hieu tu nhan luc ((va hanh) or (dia danh)) dai cuu tre*.