| Similarity | Rank | |
|---|---|---|
| NASCAR's | 0.920 | 87171 |
| Nascar | 0.918 | 73955 |
| IndyCar | 0.882 | 47626 |
| Earnhardt | 0.860 | 58928 |
| NHRA | 0.845 | 58184 |
| Penske | 0.834 | 61632 |
| Harvick | 0.825 | 87837 |
| IZOD | 0.817 | 96371 |
| ALMS | 0.806 | 75392 |
| Keselowski | 0.796 | 89966 |
| Indy | 0.794 | 20223 |
| Speedway | 0.788 | 19450 |
| USAC | 0.785 | 84135 |
| motorsports | 0.785 | 50105 |
| Kahne | 0.784 | 93904 |
| DIRTcar | 0.780 | 85785 |
| Kenseth | 0.777 | 79665 |
| Andretti | 0.777 | 72764 |
| Talladega | 0.770 | 73727 |
| Roush | 0.770 | 80203 |
| speedway | 0.767 | 66034 |
| Can-Am | 0.756 | 87367 |
| Motorsports | 0.754 | 31301 |
| racecar | 0.748 | 70171 |
| Daytona | 0.735 | 22043 |