Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
thanh di » thanh doi, thanh de, thanh dinh
nang van » dang van, tang van, lang van
thanh do » thanh de, thanh pho, thanh hoa
van hoi » van hoa, van hoc, van hoe
va cham » va chat, va tham
vuc van » duc van, luc van, thuc van
tu can » tu ban, tu cac, thu canh
can ky » van ky, dan ky, ban ky
va cao » va cac, va co, va dao

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 van hoi. hieu ((va cham) or (va cao)) vuc van ((thanh di) or (thanh do)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky nang van hoi. hieu ((va cham) OR (va cao)) vuc van ((thanh di) OR (thanh do)) cua viet.
• Adding a wildcard symbol may retrieve word variants: tu can ky nang van hoi. hieu ((va cham) or (va cao)) vuc van ((thanh di) or (thanh do)) cua viet*.