RewriteEngine On

RewriteRule ^([a-z,_-]+)\/?$ index.php?i=$1
RewriteRule ^([a-z,_-]+)\/([0-9]+)\/?$ index.php?i=$1&cod=$2
RewriteRule ^([a-z,_-]+)\/([0-9]+)\/([a-z,_-]+)\/?$ index.php?i=$1&label=$3&cod=$2
