Remove word (redis#872)

Author: philippgille

topics/persistence.md

@@ -270,8 +270,7 @@ of money to spend we'll review the most interesting disaster recovery techniques
 that don't have too high costs.
 
 * Amazon S3 and other similar services are a good way for mounting your disaster recovery system. Simply transfer your daily or hourly RDB snapshot to S3 in an encrypted form. You can encrypt your data using `gpg -c` (in symmetric encryption mode). Make sure to store your password in many different safe places (for instance give a copy to the most important people of your organization). It is recommended to use multiple storage services for improved data safety.
-* Transfer your snapshots using SCP (part of SSH) to far servers. This is a fairly simple and safe route: get a small VPS in a place that is very far from you, install ssh there, and generate an ssh client key without passphrase, then make
-add it in the authorized_keys file of your small VPS. You are ready to transfer
+* Transfer your snapshots using SCP (part of SSH) to far servers. This is a fairly simple and safe route: get a small VPS in a place that is very far from you, install ssh there, and generate an ssh client key without passphrase, then add it in the authorized_keys file of your small VPS. You are ready to transfer
 backups in an automated fashion. Get at least two VPS in two different providers
 for best results.