Incorporate peer feedback

Author: TimShererWithAquent

docs/database-engine/availability-groups/windows/replication-subscribers-and-always-on-availability-groups-sql-server.md

@@ -1,6 +1,6 @@
 ---
 title: "Replication Subscribers & availability groups (SQL Server)"
-description: Learn what happens if an Always On availability group that contains a database that is a replication subscriber fails over in SQL Server.
+description: Learn what happens if an Always On availability group containing a database that is a replication subscriber fails over in SQL Server.
 ms.custom: seo-lt-2019
 ms.date: "08/08/2019"
 ms.prod: sql

docs/database-engine/availability-groups/windows/troubleshoot-a-failed-add-file-operation-always-on-availability-groups.md

@@ -1,6 +1,6 @@
 ---
 title: "Failed availability group add-file operation"
-decription: Troubleshoot failed add-file operations in an Always On availability group. File paths can differ between systems that host the primary and secondary replicas. 
+description: Troubleshoot failed add-file operations in an Always On availability group. File paths can differ between systems that host the primary and secondary replicas. 
 ms.custom: seo-lt-2019
 ms.date: "05/17/2016"
 ms.prod: sql

docs/database-engine/availability-groups/windows/tune-compression-for-availability-group.md

@@ -1,6 +1,6 @@
 ---
 title: "Tune compression for availability group | Microsoft Docs"
-description: Learn about how SQL Server compresses data streams for availability groups, which reduces network traffic, increases CPU load, and may induce latency.
+description: Learn how SQL Server compresses data streams for availability groups, which reduces network traffic, increases CPU load, and may induce latency.
 ms.custom: ""
 ms.date: "06/22/2016"
 ms.prod: sql

docs/database-engine/availability-groups/windows/upgrading-always-on-availability-group-replica-instances.md

@@ -1,6 +1,6 @@
 ---
 title: "Upgrade availability group replicas"
-dsecription: Learn how to reduce downtime for the primary replica during SQL Server upgrades by performing a rolling upgrade.
+description: Learn how to reduce downtime for the primary replica during SQL Server upgrades by performing a rolling upgrade.
 ms.custom: "seo-lt-2019"
 ms.date: "01/10/2018"
 ms.prod: sql

docs/master-data-services/installing-mds-in-an-alwayson-group-environment/installing-mds-in-an-alwayson-group-environment.md

@@ -1,6 +1,6 @@
 ---
 title: High Availability and Disaster Recovery
-description: Install and configure SQL Master Data Services on an Always On Availability group, which improves high availability and disaster recovery of backend data.
+description: Install and configure SQL Master Data Services on an Always On Availability group to improve high availability and disaster recovery of backend data.
 ms.custom: "seo-lt-2019"
 ms.date: "07/28/2017"
 ms.prod: sql