Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
te sach » toc sach
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
hanh de » hanh ve, hanh kem
va dam » van dam, va dao, va dau
dam tu » nam tu, cam tu, tam tu
cua te » cua tu

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 (su sach)) ky nang xa hoi. hieu va dam tu va hanh de ((cau treo) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (su sach)) ky nang xa hoi. hieu va dam tu va hanh de ((cau treo) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (su sach)) ky nang xa hoi. hieu va dam tu va hanh de ((cau treo) or (cua te))*.