Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
toc sach » hoc sach, doc sach, thuoc sach
va thanh » ban thanh, va tinh, le thanh
dang xay » dang van, van xay
tham xuc » tham nuoc, tham thuc, pham duc
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
va tham » van tham, va cham, va thuat
ve cau » ke cau, va cau, ve cac

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 (toc sach)) ky dang xay hoi. lieu va tham xuc ((va thanh) OR (gia thanh)) ve cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ky dang xay hoi. lieu va tham xuc ((va thanh) OR (gia thanh)) ve cau treo.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (toc sach)) ky dang xay hoi. lieu va tham xuc ((va thanh) OR (gia thanh)) ve cau treo".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (toc sach)) ky dang xay hoi. lieu va tham xuc ((va thanh) OR (gia thanh)) ve cau treo*.