| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the people who caused 911 | 0.91 | 1 | 9158 | 75 |
| who were the people who caused 911 | 0.68 | 0.9 | 1012 | 74 |
| people who caused 9/11 | 1.3 | 0.9 | 5720 | 8 |
| the guy who caused 911 | 0.5 | 0.4 | 7441 | 57 |
| who caused the 911 attacks | 1.36 | 0.5 | 8774 | 99 |
| who were the terrorist who caused 911 | 1.94 | 0.8 | 4247 | 56 |
| man who caused 911 | 1.98 | 0.3 | 159 | 97 |
| who caused 911 names | 1.21 | 0.3 | 4654 | 58 |
| what was the cause of 911 | 1.46 | 0.3 | 3455 | 30 |
| what was the group that caused 911 | 0.98 | 0.8 | 8371 | 89 |
| who caused 911 and why what country | 1.4 | 0.8 | 7548 | 69 |
| what caused 911 to happen | 0.58 | 0.6 | 571 | 97 |
| what caused the attack of 911 | 1.29 | 1 | 2798 | 45 |
| who was blamed for 911 | 0.08 | 0.7 | 5315 | 39 |
| what led to 911 | 0.3 | 0.9 | 3584 | 91 |
