Perhaps you should try some spelling variations:
dinh cuu » dinh chi
ban hang » ngan hang
hieu van » hieu va, thien van, lieu va
va danh » va dinh, va dan, va hanh
cuu tre » cua tre, cau tren, cau treo
hieu ve » hieu va
can ky » van ky, dan ky, ban ky
tu can » tu ban, tu cac, thu canh
x hoi » xa hoi, o hoi, x ho

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. ((hieu ve) or (hieu van)) cham soc ((ban hang) or (va danh)) dinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky nang x hoi. ((hieu ve) OR (hieu van)) cham soc ((ban hang) OR (va danh)) dinh cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu can ky nang x hoi. ((hieu ve) or (hieu van)) cham soc ((ban hang) or (va danh)) dinh cuu tre*.