Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
thanh di » thanh doi, thanh de, thanh do
xuc van » duc van, luc van, xuc ban
cuu tre » cua tre, cau tren
vuc van » duc van, luc van, thuc van
te sach » toc sach
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
sach 2 » sach y
ve cac » va cac, vien cac
2 nang » v nang

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 2 nang xa hoi. hieu ve cac ((xuc van) OR (vuc van)) thanh di ((cuu tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach 2 nang xa hoi. hieu ve cac ((xuc van) OR (vuc van)) thanh di ((cuu tre) OR (cau treo))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach 2 nang xa hoi. hieu ve cac ((xuc van) OR (vuc van)) thanh di ((cuu tre) or (cau treo))*".