You can set notifications for terms that their Indexed URL changed within the last day/week/month:
At the left menu, under Reports, click Reports Center -> Notifications -> Indexed URL Change Notifications .
At the top-right click Add New Report.
• Type a name for the Notification in the Report Name field and set the report's settings you wish.
• On "Report Type", select if to generate an on demand report or to create a scheduled one.
• Set your preferred settings and Select the scheduled notification type.
• "Only include changes between the root domain and other pages (inner URLs)" check to ignore changes between inner pages.
• Fill the filtering settings for the terms that you want the notification to be triggered for.
• Set your preferred Columns & Sorting.
• You will be notified of any indexed URL change for the URLs/Terms you've set in your filtering settings (unless you selected a "Check now (instant export)" report).