| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nitrogen execution protocol | 0.31 | 0.6 | 2541 | 25 | 27 |
| nitrogen | 0.24 | 0.5 | 3599 | 70 | 8 |
| execution | 1.93 | 0.2 | 8091 | 21 | 9 |
| protocol | 0.82 | 0.6 | 889 | 20 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nitrogen execution protocol | 0.48 | 0.9 | 3387 | 23 |
| alabama nitrogen gas execution protocol | 1.54 | 0.6 | 4637 | 38 |
| protocol for nitrogen gas execution | 0.94 | 1 | 5579 | 4 |
| nitrogen hypoxia execution protocol | 0.69 | 0.3 | 4327 | 60 |
| alabama nitrogen execution protocol | 1.67 | 0.8 | 3685 | 87 |
| alabama nitrogen gas execution | 0.26 | 0.6 | 8554 | 70 |
| alabama nitrogen gas execution time | 0.03 | 0.2 | 4711 | 50 |
| alabama death row nitrogen gas | 0.07 | 0.6 | 2772 | 41 |
| alabama second nitrogen execution | 0.46 | 0.2 | 7267 | 7 |
| alabama nitrogen hypoxia protocol | 0.43 | 0.7 | 1837 | 86 |
| alabama inmate nitrogen gas | 0.1 | 0.1 | 5709 | 14 |
| alabama execute kenneth smith nitrogen gas | 1.75 | 0.1 | 4076 | 36 |
| why did alabama use nitrogen gas | 0.15 | 0.6 | 1314 | 24 |
| alabama death penalty nitrogen | 0.54 | 0.4 | 7651 | 74 |
| alabama death row nitrogen | 1.38 | 0.8 | 9601 | 32 |
| alabama death by nitrogen | 1.19 | 0.5 | 7348 | 38 |
| nitrogen gas execution history | 0.16 | 1 | 1170 | 79 |
| alabama death sentence nitrogen | 0.81 | 0.1 | 6463 | 45 |
