Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
hanh de » hanh ve, hanh kem
dao tuc » dao duc
cuu tre » cua tre, cau tren, cau treo
cao tuc » cao duc, cao suc, cao toc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang

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 ty nang xa hoi. hieu va ((cao tuc) or (dao tuc)) va ((hanh de) or (hanh vi)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu va ((cao tuc) OR (dao tuc)) va ((hanh de) OR (hanh vi)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu va ((cao tuc) or (dao tuc)) va ((hanh de) or (hanh vi)) cuu tre*.