Fix

Author: samdark

009-design-decisions.md

@@ -14,7 +14,7 @@ properties everywhere, thus lack of encapsulation and code fragility.
 ## Remove the service locator
 
 Service locator both Yii 1 and Yii 2 was convenient but was also abused a lot.
-Despite a dependency injection container was available in Yii 2, service locator
+Although a dependency injection container was available in Yii 2, service locator
 was generally preferred to cause both a dependency on the service locator itself,
 high coupling, hard to test code.
 

012-tests.md

@@ -8,8 +8,7 @@ When designing tests, the following guidelines should be taken into account.
 - The test method name must reflect the purpose of the test.
 - "should" must not be used in the test method name.
 - If necessary, the test method phpdoc may describe the desired behavior.
-- The test must be structured as AAA — arrange, act, assert that's first we're preparing what's necessary, then making calls, 
-  then asserting everything is correct.
+- The test must follow AAA: first arrange the necessary preconditions, then act, then assert expected results.
 - There must be one test case per test method that's a single AAA.
 - Test must use public API.
   Private properties or methods shouldn't be accessed, assumptions on internals

018-widgets.md

@@ -31,4 +31,4 @@ Widgets should:
 
 ### Boolean flags
 
-The Method that corresponds to the boolean attribute should be named after the attribute and accept a boolean flag argument.
+The method that corresponds to the boolean attribute should be named after the attribute and accept a boolean flag argument.