Perhaps you should try some spelling variations:
dia danh » dia ban, gia dinh
cuu tre » cua tre, cau tren, cau treo
vai cuu » vai cua
cau tuc » cau truc, cau tu, cau luc
va cau » van cau, va cac, va dau
can ky » van ky, dan ky, ban ky
va dao » ca dao
tu can » tu ban, tu cac, thu canh
o hoi » co hoi, o hoc, o hai
x hoi » xa hoi, x ho, 5 hoi

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 nang ((x hoi) OR (o hoi)). lieu va cau tuc ((dia danh) or (va dao)) vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky nang ((x hoi) OR (o hoi)). lieu va cau tuc ((dia danh) OR (va dao)) vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu can ky nang ((x hoi) OR (o hoi)). lieu va cau tuc ((dia danh) or (va dao)) vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu can ky nang ((x hoi) OR (o hoi)). lieu va cau tuc ((dia danh) or (va dao)) vai cuu tre*.