En la busqueda de gmail, hace click en la fecha para abajo y en donde dice "Has the words" le pegas esto. Podes customizarlo para que matchee mejor con tus suscripciones.
(unsubscribe OR from:noreply OR from:dan@tldrnewsletter.com OR from:no-reply OR from:no_reply OR from:do_not_reply OR "[New Article]" OR "[New Post]" OR "make sure you keep getting these emails" OR "this email was sent to" OR "turn off these emails" OR "You’ve received this email because" OR "this e-mail is sent to" OR "this email is sent to" OR "received this email by mistake" -{"confirm your" mailbrew subject:urgent subject:alert label:notifications from:(noreply@lookermail.com || drive-shares-noreply@google.com)})
Dale continue y que haga: Skip Inbox, Apply label "Newsletters", apply to existing.