| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| april 20th 1999 school shooting | 1.78 | 1 | 6794 | 88 |
| school shooting since 1999 | 0.7 | 1 | 4136 | 51 |
| school shooting deaths since 1999 | 0.09 | 0.5 | 75 | 24 |
| list of school shootings since 1999 | 1.69 | 0.2 | 6463 | 55 |
| school shooting since 2000 | 1.32 | 1 | 6512 | 26 |
| school shootings prior to 1999 | 0.66 | 0.6 | 7179 | 84 |
| school shooting deaths since 2000 | 0.05 | 0.5 | 5501 | 11 |
| list of school shootings since 2000 | 0.95 | 0.6 | 2066 | 80 |
| school shootings since 1991 | 0.87 | 0.4 | 7087 | 73 |
| school shootings since 1990 | 0.44 | 0.7 | 8461 | 56 |
| school shootings prior to 2000 | 0.46 | 0.7 | 8538 | 6 |
| major school shootings since 2000 | 0.19 | 1 | 8017 | 57 |
| school shootings since 2012 | 1.71 | 0.2 | 6570 | 5 |
| april 20 1999 school shooting victims | 1.85 | 0.3 | 7550 | 45 |
| oklahoma school shooting 1999 | 0.02 | 0.5 | 3972 | 61 |
| school shooting december 2012 | 0.63 | 0.9 | 1673 | 57 |
| school shooting 20 years ago | 1.83 | 0.5 | 8523 | 96 |
| school shootings since 1960 | 1.82 | 0.5 | 5467 | 1 |
| school shootings from 2000 to 2023 | 0.34 | 0.5 | 609 | 1 |
