Aren't there 1369 (37^2) 2 letter domain names? A-Z (case insensitive) 0-9, hyphen? Even if you restrict it to start with letter, no hyphen in last, that's stil

Aren't there 1369 (37^2) 2 letter domain names? A-Z (case insensitive) 0-9, hyphen? Even if you restrict it to start with letter, no hyphen in last, that's still 936 two letter domain names.