Perhaps you should try some spelling variations:
tham xuc » tham nuoc, tham thuc, pham duc
cau treo » cau theo, cau tren, cau triet
te sach » toc sach
hoc cac » hoc cao
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
va tham » van tham, va cham, va thanh
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (hoc cac)) ky dang xa hoi. lieu va tham xuc va hanh vi ((cuu tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (hoc cac)) ky dang xa hoi. lieu va tham xuc va hanh vi ((cuu tre) OR (cau treo)).
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (hoc cac)) ky dang xa hoi. lieu va tham xuc va hanh vi ((cuu tre) or (cau treo))*.