Update chat-getallretainedmessages.md

Author: Lauragra

api-reference/beta/api/chat-getallretainedmessages.md

@@ -58,14 +58,14 @@ The following example shows a request that uses the `$top` and `$filter` query p
 GET /users/{id}/chats/getAllRetainedMessages?$top=50&$filter=lastModifiedDateTime gt 2020-06-04T18:03:11.591Z and lastModifiedDateTime lt 2020-06-05T21:00:09.413Z
 ```
 
-This method supports also supports `$filter`. The following table lists examples.
+The following table lists examples that show how to use the `$filter` parameter.
 
 |Scenario                                  | `$filter` parameter                                                                       |Possible values                                                                                             |
 |:-----------------------------------------|:---------------------------------------------------------------------------------------|:-----------------------------------------------------------------------------------------------------------|
 |Get messages sent by user identity type   |$filter=from/user/userIdentityType eq '{teamworkUserIdentityType}'                      |aadUser, onPremiseAadUser, anonymousGuest, federatedUser, personalMicrosoftAccountUser, skypeUser, phoneUser|
 |Get messages sent by application type     |$filter=from/application/applicationIdentityType eq '{teamworkApplicationIdentity}'     |aadApplication, bot, tenantBot, office365Connector, outgoingWebhook                                         |
 |Get messages sent by user ID              |$filter=from/user/id eq '{oid}'                                                         ||
-|Get control(system event) messages        |$filter=messageType eq 'systemEventMessage'                                             ||
+|Get control (system event) messages       |$filter=messageType eq 'systemEventMessage'                                             ||
 |Exclude control (system event) messages   |$filter=messageType ne 'systemEventMessage'                                             ||
 
 ## Request headers