Aquí os dejo una lista de mis footprints favoritos (búsquedas en google) para descubrir blogs y Drupal donde dejar nuestros comentarios:

"Add New Comment"
"add a comment"
"Leave a comment"
'Leave a Reply' 'Name "(required)"' 'Mail (will not be published) "(required)"' 'Website'
inurl:announcements
"comentar"
"Homepage (optional)"
"Comment as a Guest, or login:"
"Répondre a cet article"
"Scrivi commento"
"Reply or Comment"
"Post new comment"
"Live Comment Preview:" "Enter the code shown above:"
"A hozzászóláshoz regisztráció és belépés szükséges"
"Add Comment"
"Login or register to post comments"
"Ajouter un commentaire"
"Répondre à ce message"
"Login or register to post or rate comments"
"Sign in to comment on this entry"
"Write a comment"
"Dejar un comentario"
"Pridať komentár"
"Komentáre"
"respond to post"
"Leave a Reply"
"Commenter"
"Please login to be post comments!"
"Comments (You may use HTML tags for style)"
"Post a Comment:"
"blog comments powered by Disqus"
"Écrire un commentaire"
"Comments: (You may use HTML tags for style)"
"Leave a new comment"
"Comment on the Post"
"Related content"
"Enter your comment:"
"Comments on this entry:"
"Anade un comentario"
"Dodaj nową odpowiedź"
"Allowed HTML tags:"
"Dozwolone znaczniki HTML:"
"Web page addresses and e-mail addresses turn into links automatically."
"kommentarer"
"post a comment"
"Sign in to comment on this entry."
"Notify me when new comments are posted"
"Comentarios para este Artículo"
"Reader Comments"
"You must be registered and logged in to leave comments."
"Notify me of followup comments via e-mail"
"Enter this code to prove you are not a robot:"
"S'abonner au fil de discussion :"
"Pour créer des paragraphes, laissez simplement des lignes vides"
"Post Comment"