Perhaps you should try some spelling variations:
te sach » toc sach
sach uu » sach luu, sach tu, sach xu
xuc van » duc van, luc van, vuc van
cao xuc » cam xuc, cao duc, cao suc
su hien » su kien, su tien, thu hien
hieu va » hieu qua
nang xa » nang x, lang xa, nang ma
uu nang » cuu nang, vu nang, cuu nong
anh ve » hanh ve, anh va, anh viet

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 uu nang xa hoi. ((hieu va) or (lieu va)) cao xuc van ((anh ve) or (hanh vi)) su hien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach uu nang xa hoi. ((hieu va) OR (lieu va)) cao xuc van ((anh ve) OR (hanh vi)) su hien.
• Adding a wildcard symbol may retrieve word variants: te sach uu nang xa hoi. ((hieu va) or (lieu va)) cao xuc van ((anh ve) or (hanh vi)) su hien*.