secondary research

babilonia

"google":http://google.com
[url="http://www.google.com"]google[/url]
[url=www.google.com]google[/url]
<a href='http://www.google.es'>google</a>

google
[google](http://google.com/)
<A href="http://www.google.com">google</A>
<a href="https://www.google.com" rel="dofollow">google</a>

google