Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
dinh vai » dinh van, dinh tai, dinh hai
lam duoc » nam duoc, luat duoc, lam thuoc
cua tre » cua te, cuu tre, cua triet
dinh vi » dinh ve, dinh viet, dinh tri
dinh va » dinh van, dinh ve, tinh va
duoc va » nuoc va, duc va, duoc ma
van lam » van nam
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
sac ky » cac ky, sai ky
te sac » te sach, te cac, 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 ky lang xa hoi. hieu van lam duoc va ((((dinh vai) or (dinh va))) or (dinh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu van lam duoc va ((((dinh vai) OR (dinh va))) OR (dinh vi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu van lam duoc va ((((dinh vai) or (dinh va))) or (dinh vi)) cua tre*.