Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong thanh » dong thanh, cong trinh, cong tan
tieu sach » chieu sach, dien sach, te sach
dung cong » dung trong
thanh ban » thanh san, thanh van, thanh bac
lang xay » dang xay, lang xa, luong xay
ban cau » bang cau, ban can, van cau

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 - nhanh lang xay dung cong thanh ban cau~.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - nhanh lang xay dung cong thanh ban cau*.