This is hidden within Google. If you go to Google Search Console. Connect your site to it. Go to performance. Toggle on average click-through rate. Scroll down to queries. Sort by most impressions. Filter by click-through rate is less than 1%. Now you can see high impression searches that your site ranks on Google for, but is doing a poor job of capturing. Either rewrite your page title to target the keyword better, add something to the page title so it stands out more, or even take the keyword