Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
thien van » thi van
bo sach » co sach, hoc sach
lai cua » dai cua, hai cua, lai chau
van lam » van nam
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach ((tai san) OR (tai ngan)) xa hoi. thien van lam ((xuc va) or (tuc va)) thanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach ((tai san) OR (tai ngan)) xa hoi. thien van lam ((xuc va) OR (tuc va)) thanh lai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach ((tai san) OR (tai ngan)) xa hoi. thien van lam ((xuc va) or (tuc va)) thanh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: bo sach ((tai san) OR (tai ngan)) xa hoi. thien van lam ((xuc va) or (tuc va)) thanh lai cua tre*.