Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
dinh vai » dinh van, dinh va, dinh tai
cua tre » cua te, cuu tre, cua triet
dinh vi » dinh ve, dinh viet, dinh tri
lam xuc » cam xuc, lam duoc
van lam » van nam
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, luc va
te cac » tu cac, ve cac, te cao
te sac » te sach, te san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) OR (te cac)) ky lang xa hoi. hieu van lam xuc va ((dinh vai) or (dinh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te cac)) ky lang xa hoi. hieu van lam xuc va ((dinh vai) OR (dinh vi)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sac) OR (te cac)) ky lang xa hoi. hieu van lam xuc va ((dinh vai) or (dinh vi)) cua tre".
• Adding a wildcard symbol may retrieve word variants: ((te sac) OR (te cac)) ky lang xa hoi. hieu van lam xuc va ((dinh vai) or (dinh vi)) cua tre*.