Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van tham » van thanh, van tuan, van chat
tham tuc » tham thuc, thai tuc, nham thuc
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
han tai » hang tai, nhan tai, van tai
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
xa han » xa phan, va han, xa ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky lang xa hoi. hieu van tham tuc xa han tai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu van tham tuc xa han tai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu van tham tuc xa han tai ((cua tre) or (cuu tre))*.