diff --git a/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php b/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
index cfce587c68..96ac9eb87b 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
@@ -151,7 +151,7 @@ EOF
         if ((null !== $name) && ($optionsCount > 0)) {
             throw new \InvalidArgumentException('The options tags, tag, parameters & parameter can not be combined with the service name argument.');
         } elseif ((null === $name) && $optionsCount > 1) {
-            throw new \InvalidArgumentException('The options tags, tag, parameters & parameter can not be combied together.');
+            throw new \InvalidArgumentException('The options tags, tag, parameters & parameter can not be combined together.');
         }
     }
 
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Controller/SubRequestController.php b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Controller/SubRequestController.php
index 14d002642b..598ecc0833 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Controller/SubRequestController.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/Bundle/TestBundle/Controller/SubRequestController.php
@@ -30,7 +30,7 @@ class SubRequestController extends ContainerAware
         $content  = $handler->render($errorUrl, 'inline', array('alt' => $altUrl));
 
         // ...to check that the FragmentListener still references the right Request
-        // when rendering another fragment after the error occured
+        // when rendering another fragment after the error occurred
         // should render en/html instead of fr/json
         $content .= $handler->render(new ControllerReference('TestBundle:SubRequest:fragment'));
 
diff --git a/src/Symfony/Component/Validator/Constraints/IsbnValidator.php b/src/Symfony/Component/Validator/Constraints/IsbnValidator.php
index c33184fcc7..62a3b0388e 100644
--- a/src/Symfony/Component/Validator/Constraints/IsbnValidator.php
+++ b/src/Symfony/Component/Validator/Constraints/IsbnValidator.php
@@ -16,7 +16,7 @@ use Symfony\Component\Validator\ConstraintValidator;
 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
 
 /**
- * Validates wether the value is a valid ISBN-10 or ISBN-13.
+ * Validates whether the value is a valid ISBN-10 or ISBN-13.
  *
  * @author The Whole Life To Learn <thewholelifetolearn@gmail.com>
  *