Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
ban thanh » ban hanh, ban hang
ly quang » le quang, vu quang
van cac » van hac, van bac, dan cac
duc ban » duc tan, duc van, dua ban
van cau » van dau, van hau, van chat
te sach » toc sach
ty hang » ly hang, ty xang, thi hang
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ty hang) or (ly quang)) x hoi. hieu ((van cac) or (van cau)) duc ban thanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty hang) OR (ly quang)) x hoi. hieu ((van cac) OR (van cau)) duc ban thanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ((ty hang) or (ly quang)) x hoi. hieu ((van cac) or (van cau)) duc ban thanh dai cua te*.