Minor reword

Author: javiereguiluz

controller.rst

@@ -539,14 +539,14 @@ read any flash messages from the session using ``app.flashes()``:
 
     {# app/Resources/views/base.html.twig #}
 
-    {# you can read and display just one flash message type... #}
+    {# read and display just one flash message type #}
     {% for message in app.flashes('notice') %}
         <div class="flash-notice">
             {{ message }}
         </div>
     {% endfor %}
 
-    {# ...or you can read and display every flash message available for given labels #}
+    {# read and display several types of flash messages #}
     {% for label, messages in app.flashes(['success', 'warning']) %}
         {% for message in messages %}
             <div class="flash-{{ label }}">
@@ -555,7 +555,7 @@ read any flash messages from the session using ``app.flashes()``:
         {% endfor %}
     {% endfor %}
 
-    {# ...finally you can read and display every flash message available #}
+    {# read and display all flash messages #}
     {% for label, messages in app.flashes %}
         {% for message in messages %}
             <div class="flash-{{ label }}">