Fixed some typos

Author: javiereguiluz

reference/configuration/framework.rst

@@ -61,19 +61,19 @@ secret
 **type**: ``string`` **required**
 
 This is a string that should be unique to your application and it's commonly used
-to add more entropy to security related operations. Its value should be series of
-characters, numbers and symbols choosen randomly. It's recommended length is
+to add more entropy to security related operations. Its value should be a series of
+characters, numbers and symbols chosen randomly. It's recommended length is
 around 32 characters.
 
 In practice, Symfony uses this value for generating the :ref:`CSRF tokens <forms-csrf>`,
 for encrypting the cookies used in the :doc:`remember me functionality </cookbook/security/remember_me>`
 and for creating signed URIs when using :ref:`ESI (Edge Side Includes) <edge-side-includes>` .
 
 This option becomes the service container parameter named ``kernel.secret``,
-which you can use whenever the application needs a immutable random string
+which you can use whenever the application needs an immutable random string
 to add more entropy.
 
-As any other security-related parameter, is a good practice to change this
+As with any other security-related parameter, is a good practice to change this
 value from time to time. However, keep in mind that changing this value will
 invalidate all signed URIs and Remember Me cookies. That's why, after changing
 this value, you should regenerate the application cache, delete the HTTP Cache