Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
sach duoc » sach nuoc, sach dao, sach dung
sach duy » sach dung, sach dao, sach dat
va thanh » gia thanh, ban thanh, va tinh
cham duc » pham duc, pham duy, phan duc
lai cua » dai cua, hai cua, lai chau
hieu va » lieu va, hieu qua
sang xa » song xa, lang xa, sang ma
cua tre » cua te, cuu tre, cua triet

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 duy) or (sach duoc)) sang xa hoi. hieu va ((cham duc) or (cham soc)) va thanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach duy) OR (sach duoc)) sang xa hoi. hieu va ((cham duc) OR (cham soc)) va thanh lai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach duy) or (sach duoc)) sang xa hoi. hieu va ((cham duc) or (cham soc)) va thanh lai cua tre*.