How do you know it's reliable? In my experience, Google Alerts misses a lot of mentions on HN and Reddit.
I would challenge you to try an alternative (like https://f5bot.com/) for a week. You may be surprised at how many more hits it gets over Google Alerts.
I would challenge you to try an alternative (like https://f5bot.com/) for a week. You may be surprised at how many more hits it gets over Google Alerts.