Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
hang doi » hang loi, huong doi, hang tai
nam thue » nam thu, nam thuc, lam thue
nang xa » nang x, lang xa, nang ma
hieu he » hieu ve, hiem he, hieu le
thue va » thuc va, thuyet va, thuc vat
hang di » hang vi, hang dien, hang dich
te sach » toc sach
he nam » ha nam, nghe nam

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 (do sanh)) ky nang xa hoi. hieu he nam thue va ((hang doi) or (hang di)) cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (do sanh)) ky nang xa hoi. hieu he nam thue va ((hang doi) OR (hang di)) cau treo.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (do sanh)) ky nang xa hoi. hieu he nam thue va ((hang doi) or (hang di)) cau treo*.