Perhaps you should try some spelling variations:
thien van » thi van
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
hieu van » hieu va, lieu va, hieu ve
vai cua » dai cua, hai cua, lai cua
duc ban » duc tan, duc van, dua ban
lam duc » lam duoc, pham duc, nam duoc
sach vu » sach va, sach uu, sach xu
dang xa » dang xay, lang xa, dang ha
sach tu » sach thu, cach tu, sach ty
cua tre » cua te, cuu tre, cua triet

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: tu ((sach vu) OR (sach tu)) dang xa hoi. ((hieu van) OR (thien van)) lam duc ban thanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach vu) OR (sach tu)) dang xa hoi. ((hieu van) or (thien van)) lam duc ban thanh vai cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu ((sach vu) OR (sach tu)) dang xa hoi. ((hieu van) or (thien van)) lam duc ban thanh vai cua tre*.