Perhaps you should try some spelling variations:
thanh moi » thanh loi, thanh hoa, thanh hai
ban thanh » ban hanh, ban hang
cua tre » cua te, cuu tre, cua triet
dau luc » cau luc, dau luan, dau nuoc
moi cua » hoi cua, doi cua, moi quan
nang xa » nang x, lang xa, nang ma
hieu va » hieu qua
luc ban » duc ban, cuc ban, luc bat
xac ky » cac ky, bac ky
sac ky » cac ky, sai ky

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: su ((xac ky) OR (sac ky)) nang xa hoi. ((hieu va) OR (lieu va)) dau luc ban thanh moi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((xac ky) OR (sac ky)) nang xa hoi. ((hieu va) or (lieu va)) dau luc ban thanh moi cua tre~".
• Adding a wildcard symbol may retrieve word variants: su ((xac ky) OR (sac ky)) nang xa hoi. ((hieu va) or (lieu va)) dau luc ban thanh moi cua tre*.