Perhaps you should try some spelling variations:
sang tao » hang tai
hieu van » hieu va, thien van, lieu va
cuu tre » cua tre, cau tren, cau treo
ky sang » ky nang, ky dang, ky tang
tao hoi » tao khoi, tao boi, tay hoi
van cam » van nam, van lam, van cau
va dau » va dao
cua te » cua tu
vu ban » tu ban, va ban
ban ky » van ky, dan ky
va dan » ca dan, va dao, va dap

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ban ky sang tao hoi. hieu van cam xuc ((va dan) OR (va dau)) dau ((cua te) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ban ky sang tao hoi. hieu van cam xuc ((va dan) OR (va dau)) dau ((cua te) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ban ky sang tao hoi. hieu van cam xuc ((va dan) OR (va dau)) dau ((cua te) or (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: vu ban ky sang tao hoi. hieu van cam xuc ((va dan) OR (va dau)) dau ((cua te) or (cuu tre))*.