Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
thu sang » thu san, thu bang, thu dang
thu hang » thi hang, thuc hanh, thu huong
chat duc » chat xuc, chat doc, chet duoc
va thanh » gia thanh, ban thanh, va tinh
su sach » so sach, vu sach
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
lai cua » dai cua, hai cua, lai chau
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: su sach ((thu sang) or (thu hang)) xa hoi. hieu va chat duc va thanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((thu sang) OR (thu hang)) xa hoi. hieu va chat duc va thanh lai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((thu sang) or (thu hang)) xa hoi. hieu va chat duc va thanh lai cua tre*.