Perhaps you should try some spelling variations:
thieu nang » thien nang, thieu khang, thieu quang
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
nang xa » nang x, lang xa, nang ma
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
cua cau » cua cac, cua cay, cua can
cua chu » sua chua

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 thieu nang xa hoi. hieu van cac xuc van hanh vai ((cua cau) or (cua chu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thieu nang xa hoi. hieu van cac xuc van hanh vai ((cua cau) OR (cua chu)).
• Adding a wildcard symbol may retrieve word variants: te sach thieu nang xa hoi. hieu van cac xuc van hanh vai ((cua cau) or (cua chu))*.