Fix redundant wording

docs/networking/dns/using-your-systems-hosts-file.md

@@ -39,7 +39,7 @@ There are many different ways to use entries in the hosts file, and the types of
 
         0.0.0.0 example.com
 
-- Set a [fully qualified domain name](https://en.wikipedia.org/wiki/Fully_qualified_domain_name) (FQDN). In the example below, replace *example_hostname* with your system's hostname. The domain *example.com* can be a public internet domain (ex. a public website) or the domain of a private network (ex. your home LAN), or a subdomain (subdomain.example.com). It's important to add the FQDN entry directly after the localhost line, so the end result would look like:
+- Set a [fully qualified domain name](https://en.wikipedia.org/wiki/Fully_qualified_domain_name) (FQDN). In the example below, replace *example_hostname* with your system's hostname. The domain *example.com* can be a public internet domain (ex. a public website) or the domain of a private network (ex. your home LAN), or a subdomain (subdomain.example.com). It's important to add the FQDN entry directly after the localhost line, so it looks like:
 
         127.0.0.1 localhost
         127.0.1.1 hostname.example.com example_hostname

docs/security/firewalls/control-network-traffic-with-iptables.md

@@ -621,7 +621,7 @@ To verify the rules are applied and available after the system reboot use the co
 
 ## Network Lock-out
 
-When you're applying network rules, especially with both IPv4 and IPv6 and multiple interfaces, it is easy to lock yourself out. In the event you apply the rule and are unable to access your server, you may gain access through [Lish](https://www.linode.com/docs/networking/using-the-linode-shell-lish) in the Linode Manager. The following steps will guide you through using the GUI interface of your Linode to gain access to your server:
+When you're applying network rules, especially with both IPv4 and IPv6 and multiple interfaces, it is easy to lock yourself out. In the event you apply the rule and are unable to access your server, you may gain access through [Lish](https://www.linode.com/docs/networking/using-the-linode-shell-lish) in the Linode Manager. The following steps will guide you through using the graphical interface of your Linode to gain access to your server:
 
 1.  Connect to your Linode Manager.
 2.  Click on the Remote Access tab.

docs/websites/cms/install-odoo-10-on-ubuntu-16-04.md

@@ -276,7 +276,7 @@ The most relevant line in this file is `StandardOutput=journal+console`. As conf
 
 ## Test Odoo
 
-1.  Open a new browser window and enter in the address bar:
+1.  Open a new browser window and visit the address:
 
         http://<your_domain_or_IP_address>:8069