Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
tang loi » thang loi, hang loi, thanh loi
van tang » van thang, van trang, van nang
hieu van » hieu va, thien van, lieu va
xuc van » duc van, luc van, vuc van
cuu tre » cua tre, cau treo
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay, lang van
mang xa » mang may, dang xay, mang cua
nam xuc » cam xuc, nam xua, nam thuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((mang xa) or (lang xa)) hoi. hieu van nam xuc van tang loi ((cuu tre) OR (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((mang xa) OR (lang xa)) hoi. hieu van nam xuc van tang loi ((cuu tre) OR (cau tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((mang xa) or (lang xa)) hoi. hieu van nam xuc van tang loi ((cuu tre) OR (cau tren))".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((mang xa) or (lang xa)) hoi. hieu van nam xuc van tang loi ((cuu tre) OR (cau tren))*.