First article

Hi,i use your plugin but i have a little problem.
The first article is not showing in list.
This is the page
http://www.modiq.it/info/dicono-di-noi-2/test-2/browse-A/
the are another article whit the name ACCA..but is not showing.
The same problem with the other letters…the first article in not showing.
Thanks

http://ww.wp.xz.cn/extend/plugins/wp-snap-extended/