Plus, this could lead to some embarassing situations. Many people share computers and don't bother to log out of their Facebook accounts. Couples could see that their significant others are searching for old flames.Don't let this happen to you. Here's how you can erase everything you search for on Facebook.Log in to your Facebook account and click on the settings icon up in the right corner. Go to the Activity log in the drop-down menu.(businessinsider.com)ANN.Az