Small typos

docs/api/db/ActiveRecord.md

 ActiveRecord implements the [Active Record design pattern](http://en.wikipedia.org/wiki/Active_record).
 The idea is that an ActiveRecord object is associated with a row in a database table
-so object properties are mapped to colums of the corresponding database row.
+so object properties are mapped to columns of the corresponding database row.
 For example, a `Customer` object is associated with a row in the `tbl_customer`
 table. Instead of writing raw SQL statements to access the data in the table,
 you can call intuitive methods available in the corresponding ActiveRecord class

docs/guide/authorization.md

@@ -7,7 +7,7 @@ of controlling it.
 Access control basics
 ---------------------
 
-Basic acces control is very simple to implement using [[\yii\web\AccessControl]]:
+Basic access control is very simple to implement using [[\yii\web\AccessControl]]:
 
 ```php
 class SiteController extends Controller

docs/guide/i18n.md

@@ -121,7 +121,7 @@ extension. After installing and enabling it you will be able to use extended syn
 that allows you to specify formatting style.
 
 Full reference is [available at ICU website](http://icu-project.org/apiref/icu4c/classMessageFormat.html) but since it's
-a bit crypric we have our own reference below.
+a bit cryptic we have our own reference below.
 
 ### Numbers
 

docs/guide/query-builder.md

@@ -45,7 +45,7 @@ $query->select(['tbl_user.name AS author', 'tbl_post.title as title']) // <-- sp
 	->leftJoin('tbl_post', 'tbl_post.user_id = tbl_user.id'); // <-- join with another table
 ```
 
-In the code above we've used `leftJoin` method to select from two related tables at the same time. Firsrt parameter
+In the code above we've used `leftJoin` method to select from two related tables at the same time. First parameter
 specifies table name and the second is the join condition. Query builder has the following methods to join tables:
 
 - `innerJoin`

docs/guide/validation.md

@@ -8,7 +8,7 @@ Standard Yii validators
 -----------------------
 
 Standard Yii validators could be specified using aliases instead of referring to class names. Here's the list of all
-validators budled with Yii with their most useful properties:
+validators bundled with Yii with their most useful properties:
 
 ### `boolean`: [[BooleanValidator]]
 

docs/guide/view.md

@@ -38,7 +38,7 @@ Widgets
 
 Widgets are a self-contained building blocks for your views. A widget may contain advanced logic, typically takes some
 configuration and data and returns HTML. There is a good number of widgets bundled with Yii such as [active form](form.md),
-breadcrumbs, menu or [wrappers around bootstrap component framework](boostrap-widgets.md). Additionally there are
+breadcrumbs, menu or [wrappers around bootstrap component framework](bootstrap-widgets.md). Additionally there are
 extensions providing additional widgets such as official one for jQueryUI components.
 
 In order to use widget you need to do the following: