The DEMO version only includes 4 pages:
http://sonmezasansor.com
http://sonmezasansor.com/Hakkimizda.html
http://sonmezasansor.com/Sayfa/56/hizmetlerimiz.html
http://sonmezasansor.com/Sayfa/72/galeri.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 to buy a fully functioning site.
Go back to the index page