https://trends.google.com/trends/story/US_cu_o_FMW2oBAACFKM_en
1. Joe Biden....2. Elizabeth Warren....3. Bernie Sanders....Pete Buttigieg....5. Andrew Yang....6. Kamala Harris....7. Beto O’Rourke....8. Cory Booker....9. Marianne Willianson....10. Tulsi Gabbard....11. Bill de Blasio....12. Eric Swalwell....13. Kirsten Gillibrand....14. Amy Klobucher....15. Jay Inslee....16. Tim Ryan....17. Julian Castro....18. John Hickenlooper....19. Steve Bullock....20. Michael Bennet....21. Seth Moulton....22. ..???..23. Wayne Messam
The can also make it by getting 1% on at least 3 national polls. That sounds harder. Only a few made it with both methods.