Every domain registrar has their own domain search tools however the following tools still better than those tools. It helps you to search more domain in lesser time also more informative in some cases.

As I suggested earlier, if you new and don’t have good knowledge on blogging then start with free blog host like blogger.com. They provide free subdomain which help you to introduce yourself to blogosphere. However, as soon as you get serious you need to show your professionalism and the first step should be an own domain.

Yes, this is true yahoo hold 747 domain in there bag till now. And I am fortunate that I able to manage the whole list. Here is the full list:-
1) 09yahoo.com
2) 321YAHOO.COM
3) 360.yaho.com
4) 360.yahoo.ca