qpzmalwoxnskeicbdjruvfhtyg
When you are so bored you decide to try qpzmalwoxnskeicbdjruvfhtyg, which you come up with by working your way inward with the first and last starting with the top row, then the bottom row, and then the middle row.
Looking up online to see if you can identify a qwerty combination that has not yet been discovered, so you type in qpzmalwoxnskeicbdjruvfhtyg and find out that it definitely has been discovered.