Fix typos in comments

Author: akiojalehto

app/code/Magento/Sales/Block/Adminhtml/Order/Create/Data.php

@@ -52,7 +52,7 @@ public function __construct(
     }
 
     /**
-     * Retrieve avilable currency codes
+     * Retrieve available currency codes
      *
      * @return string[]
      */
@@ -75,7 +75,7 @@ public function getAvailableCurrencies()
     }
 
     /**
-     * Retrieve curency name by code
+     * Retrieve currency name by code
      *
      * @param string $code
      * @return string
@@ -86,7 +86,7 @@ public function getCurrencyName($code)
     }
 
     /**
-     * Retrieve curency name by code
+     * Retrieve currency name by code
      *
      * @param string $code
      * @return string

app/code/Magento/Sales/Block/Adminhtml/Order/Create/Form.php

@@ -103,7 +103,7 @@ public function getLoadBlockUrl()
     }
 
     /**
-     * Retrieve url for form submiting
+     * Retrieve url for form submitting
      *
      * @return string
      */

app/code/Magento/Sales/Block/Adminhtml/Order/Create/Giftmessage/Form.php

@@ -183,7 +183,7 @@ public function _prepareForm()
             $this->_prepareVisibleFields($fieldset);
         }
 
-        // Set default sender and recipient from billing and shipping adresses
+        // Set default sender and recipient from billing and shipping addresses
         if (!$this->getMessage()->getSender()) {
             $this->getMessage()->setSender($this->getDefaultSender());
         }
@@ -194,7 +194,7 @@ public function _prepareForm()
 
         $this->getMessage()->setType($this->getEntityType());
 
-        // Overridden default data with edited when block reloads througth Ajax
+        // Overridden default data with edited when block reloads through Ajax
         $this->_applyPostData();
         $form->setValues($this->getMessage()->getData());
         $this->setForm($form);

app/code/Magento/Sales/Block/Adminhtml/Order/Create/Shipping/Method/Form.php

@@ -90,7 +90,7 @@ public function getShippingRates()
     }
 
     /**
-     * Rertrieve carrier name from store configuration
+     * Retrieve carrier name from store configuration
      *
      * @param string $carrierCode
      * @return string

app/code/Magento/Sales/Block/Adminhtml/Order/Invoice/View/Form.php

@@ -55,7 +55,7 @@ public function getOrderUrl()
     }
 
     /**
-     * Retrieve formated price
+     * Retrieve formatted price
      *
      * @param float $price
      * @return string

app/code/Magento/Sales/Block/Adminhtml/Transactions/Detail/Grid.php

@@ -112,7 +112,7 @@ protected function _prepareColumns()
     }
 
     /**
-     * Retrieve Transaction addtitional info
+     * Retrieve Transaction additional info
      *
      * @return array
      */