Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
thanh loi » thanh hoa, thanh hai
hoc sach » hoc sinh, hoc cac, hoc anh
thu bang » thu ban, thu hang, chu bang
sach thu » sach thue, sach thieu, sach tham
cac dac » cac dan, cac dai, cac bac
hieu va » hieu qua
bang xa » lang xa, bang va, mang xa
cua tre » cua te, cuu tre, cua triet
dac va » duc va, day va, dat va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach thu bang xa hoi. ((hieu va) or (lieu va)) cac dac va ((thanh loi) or (thanh lap)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach thu bang xa hoi. ((hieu va) OR (lieu va)) cac dac va ((thanh loi) OR (thanh lap)) cua tre.
• Adding a wildcard symbol may retrieve word variants: hoc sach thu bang xa hoi. ((hieu va) or (lieu va)) cac dac va ((thanh loi) or (thanh lap)) cua tre*.