Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thang cua » thong cua, hang cua, than cua
va thanh » gia thanh, ban thanh, va tinh
ly quang » le quang, vu quang
tu sach » thu sach, su sach, te sach
cua tre » cua te, cuu tre, cua triet
ly vang » ly hang, ly van
va cao » va cac, va co, va dao
xuc va » duc va, tuc va, luc va
va cam » va cham, va cac, va cai

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 ((ly vang) OR (ly quang)) xa hoi. hieu ((va cam) or (va cao)) xuc va thanh thang cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ly vang) OR (ly quang)) xa hoi. hieu ((va cam) OR (va cao)) xuc va thanh thang cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ly vang) OR (ly quang)) xa hoi. hieu ((va cam) or (va cao)) xuc va thanh thang cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ly vang) OR (ly quang)) xa hoi. hieu ((va cam) or (va cao)) xuc va thanh thang cua tre*.