The DEMO version only includes 4 pages:
http://muabannhadatcangio.net
http://muabannhadatcangio.net/danh-muc/dat-tho-cu.html
http://muabannhadatcangio.net/danh-muc/dat-nong-nghiep.html
http://muabannhadatcangio.net/lien-he.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page