i just read the thread, racked my brain, figured it out, then made an account on this site to tell you
step 1- touch spyglass
step 2-touch menu button 2 to the left of the spyglass
step 3-tap search settings
step 4-tap searchable items
step 5-first on the list uncheck the web
step 6- pay me
note-it doesnt delete them but it gets rid of the list