| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when columbine happened | 0.98 | 0.3 | 1258 | 32 | 23 |
| when | 1.72 | 0.6 | 6703 | 27 | 4 |
| columbine | 0.12 | 0.6 | 1879 | 79 | 9 |
| happened | 0.82 | 1 | 2806 | 12 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when columbine happened | 0.49 | 0.2 | 3695 | 16 |
| what happened to the columbine shooters | 1.23 | 0.6 | 7981 | 13 |
| what happened at columbine high school | 0.21 | 0.8 | 3033 | 56 |
| what happened at columbine | 0.09 | 0.4 | 9348 | 19 |
| what happened in columbine high | 0.45 | 1 | 7694 | 56 |
| what happened to the columbine killers | 0.71 | 0.1 | 8184 | 26 |
| what happened to columbine shooters parents | 1.16 | 1 | 1267 | 44 |
| whatever happened to the columbine shooters | 0.66 | 0.7 | 8207 | 47 |
| what happened to the two columbine shooters | 1.51 | 0.1 | 925 | 38 |
| did the columbine shooters die | 0.03 | 0.5 | 2659 | 11 |
| were the columbine shooters killed | 1.19 | 0.9 | 9956 | 70 |
| why did the columbine shooters shoot | 0.67 | 0.3 | 5084 | 17 |
| what was the columbine shooting | 1.97 | 0.4 | 2886 | 28 |
| why did the columbine shooters do it | 0.25 | 0.2 | 8492 | 55 |
| info about the columbine shooting | 0.03 | 0.8 | 3260 | 59 |
| facts about the columbine shooting | 1.32 | 0.8 | 2997 | 75 |
| shooters of columbine shooting | 0.25 | 0.4 | 5586 | 21 |
| the shooting of columbine | 1.29 | 0.5 | 6220 | 51 |
| details of columbine shooting | 1.13 | 0.6 | 4939 | 78 |
| aftermath of columbine shooting | 1.32 | 0.4 | 8421 | 2 |
