This category should include all the non-taken pages. However, adding a comment with a new page title is the definitive method to claim a page.
Bypass your cache Edit
If changes to this page doesn't show up in your browser, you can try to bypass your cache to reload the page.
For Chrome, Firefox and Internet Explorer it's done by pressing Ctrl + F5 (Windows) or Cmd + Shift + R (macOS). For Safari press Shift and click the Reload toolbar button.
Pages in category "Available"
The following 33 pages are in this category, out of 33 total.