Your recommendations and search results are based on videos that you’ve liked, watched and playlists that you’ve created. Also, as this activity is account specific, you cannot transfer/access them from a different account. Hope this helps clarify.
We hear you. Use our Send Feedback tool to submit the suggestion, here's how: https://goo.gl/WdI0BK . You may not get a response back, but we do review all of the feedback and use it to prioritize requests.