Perhaps you should try some spelling variations:
vang thanh » van thanh, dang thanh, tang thanh
tieu sach » chieu sach, dien sach, te sach
tranh van » tran van, trinh van, thanh van
dung cong » dung trong
cong vang » cong lang, cong quang, cong ngang
thanh dat » thanh san, thanh hai, thanh van
tranh va » trang va, trinh va, thanh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - canh ((((tranh va) or (tranh van))) or (hang va)) dung cong vang thanh dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - canh ((((tranh va) OR (tranh van))) OR (hang va)) dung cong vang thanh dat.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - canh ((((tranh va) or (tranh van))) or (hang va)) dung cong vang thanh dat*.