Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh hoa » thanh pho
thu sach » tu sach, thuat sach, thuoc sach
xanh tai » hanh tai, anh tai, vanh tai
thi van » thi lan, thi nang
va xanh » va hanh, va danh, va anh
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo
hoa va » hoa van, hoa xa, hoa vo

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((thi thanh) or (thi hanh)) cau hoi. thi van thanh hoa va xanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((thi thanh) OR (thi hanh)) cau hoi. thi van thanh hoa va xanh tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: thu sach ((thi thanh) or (thi hanh)) cau hoi. thi van thanh hoa va xanh tai cuu tre*.