Obviously Amazon knows what you search for on Amazon. But they probably also track what you type into the search field, even if you then delete it and never act

Obviously Amazon knows what you search for on Amazon. But they probably also track what you type into the search field, even if you then delete it and never actually perform the search and even if you turn off the suggestions. Just like when you chat with a company through one of those web chat apps, they see everything you type, even if you delete it before you press enter to send it. That is tracking on the modern web.