Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
va thanh » gia thanh, ban thanh, va tinh
cham duc » pham duc, cham soc, pham duy
sach thu » sach thue, sach tham, cach thuc
lai cua » dai cua, hai cua, lai chau
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
tang ma » mang may, tang van
sang ma » nang ma, sang tao, mang may

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 thu) or (sach thieu)) ((sang ma) OR (tang ma)) hoi. hieu ve cham duc va thanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thu) OR (sach thieu)) ((sang ma) OR (tang ma)) hoi. hieu ve cham duc va thanh lai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach thu) or (sach thieu)) ((sang ma) OR (tang ma)) hoi. hieu ve cham duc va thanh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sach thu) or (sach thieu)) ((sang ma) OR (tang ma)) hoi. hieu ve cham duc va thanh lai cua tre*.