As with the last plugin, you can now either upload your plugin using FTP to wp-content/plugins, or turn it into a ZIP file and add it using the uploader to wp-admin.
Once you've installed it, activate it. Then, look at the menu under Tools and you'll see a link to the new management page, as demonstrated in the following screenshot:
When you click on Capture Searched Words, you'll see a new page that the plugin has created, as shown in the following screenshot:
As you can see, I did perform some searches beforehand just to have something to show on this new page. You can do the same by placing a search field widget in your sidebar (as shown in the following screenshot), and then experimenting with different search words and phrases. The plugin will pick them all up and display the most searched ones in its section in wp-admin:
