Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
hanh lai » hanh lam, hanh tai, thanh loi
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
ty sang » ty xang, ty hang, duy sang
xuc va » duc va, tuc va, luc va
ma hoi » mai hoi, ma hoa, me hoi
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty sang ((ma hoi) or (xa hoi)). hieu ve cam xuc va ((hanh lai) or (thanh lap)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty sang ((ma hoi) OR (xa hoi)). hieu ve cam xuc va ((hanh lai) OR (thanh lap)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty sang ((ma hoi) or (xa hoi)). hieu ve cam xuc va ((hanh lai) or (thanh lap)) cua tre*.