Perhaps you should try some spelling variations:
lang van » dang van, tang van, hoang van
hieu van » hieu va, thien van, lieu va
van thai » van thoai, van tai, van hai
cua tre » cua te, cua triet, dua tren
ky lang » ky nang, ky dang, ky tang
van hoi » van hoa, van hoc, van hoe
cuu tre » cau tren, cau treo
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
so va » so van, so vat, su va
do va » do van

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky lang van hoi. hieu van thai ((do va) OR (so va)) hanh vi ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky lang van hoi. hieu van thai ((do va) OR (so va)) hanh vi ((cuu tre) OR (cua tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te san ky lang van hoi. hieu van thai ((do va) OR (so va)) hanh vi ((cuu tre) or (cua tre))".
• Adding a wildcard symbol may retrieve word variants: te san ky lang van hoi. hieu van thai ((do va) OR (so va)) hanh vi ((cuu tre) or (cua tre))*.