Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
cham xuc » cam xuc, chat xuc, cham soc
kho tang » cao tang
cua tre » cua te, cuu tre, cua triet
dang do » nang doc, dang duc, dung doi
va dang » van dang, va nang, va lang
ve cham » va cham, ve chat, vu cham
ky tang » ky nang, ky dang, ky trong
hieu ve » hieu va, hieu van
xuc va » duc va, tuc va, luc va
vu sai » vu hai, vu san, vu dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sai ((ky tang) OR (kho tang)) van hoa. hieu ve cham xuc va dang do ((cua tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sai ((ky tang) OR (kho tang)) van hoa. hieu ve cham xuc va dang do ((cua tre) OR (cau treo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sai ((ky tang) OR (kho tang)) van hoa. hieu ve cham xuc va dang do ((cua tre) or (cau treo))".
• Adding a wildcard symbol may retrieve word variants: vu sai ((ky tang) OR (kho tang)) van hoa. hieu ve cham xuc va dang do ((cua tre) or (cau treo))*.