Perhaps you should try some spelling variations:
thanh than » thanh thanh, thanh thang, thanh toan
van thanh » ban thanh, van tuan
than cua » nhan cua, thai cua, ban cua
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky song » k song, ky cong, ky trong
song xa » song cua
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
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 ky song xa hoi. ((hieu ve) or (hieu qua)) cam xuc van thanh than cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky song xa hoi. ((hieu ve) OR (hieu qua)) cam xuc van thanh than cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky song xa hoi. ((hieu ve) or (hieu qua)) cam xuc van thanh than cua tre*.