| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| school shootings in the 50s | 1.96 | 0.8 | 8996 | 64 |
| school shootings in the 1950s | 0.9 | 0.4 | 4533 | 48 |
| school shootings in the 60s | 1.33 | 1 | 1360 | 48 |
| were there school shootings in the 50s | 1.73 | 1 | 215 | 44 |
| school shootings in the past decade | 0.32 | 0.7 | 7923 | 28 |
| school shootings in the past 20 years | 1.03 | 0.5 | 9151 | 76 |
| school shootings in the past 5 years | 0.18 | 0.4 | 348 | 24 |
| school shootings in the past 10 years | 0.68 | 0.8 | 7076 | 84 |
| school shootings in the last decade | 0.92 | 0.4 | 6018 | 44 |
| school shootings in the 80s | 0.98 | 0.3 | 6486 | 54 |
| school shootings in the last 20 years | 0.98 | 0.6 | 4063 | 25 |
| school shootings in the 60's and 70's | 1.71 | 0.1 | 2306 | 76 |
| school shootings in the 1980's | 0.32 | 0.5 | 7842 | 76 |
| school shootings in the past year | 1.99 | 0.2 | 9341 | 55 |
| school shootings in the last 5 years | 1.03 | 0.7 | 2531 | 24 |
| school shootings in the last five years | 1.61 | 0.2 | 4773 | 66 |
| school shootings in the last 25 years | 0.19 | 0.8 | 7660 | 82 |
| school shootings since 1960 | 0.02 | 0.5 | 1765 | 95 |
| school shootings that have happened | 1.92 | 0.7 | 8284 | 7 |
