What feature is required to track customer search terms on a website?
- Data Import
- Enhanced Ecommerce
- Search filters
- Site Search
If you want to understand how your website visitors use search function, and what search terms they enter, you should set up a site search in Google Analytics. This feature is very important optimizing your UX. Understanding what visitors are looking for could give your ideas how to improve your website’s structure, optimize your content, menus, and much more.
Site Search must be set up for each reporting view.
Site Search lets you understand the extent to which users took advantage of your site’s search function, which search terms they entered, and how effectively the search results created deeper engagement with your site.
Read more here: https://support.google.com/analytics/answer/1012264