| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| apollo 1 accident investigation board report | 0.53 | 0.8 | 4315 | 7 | 44 |
| apollo | 0.47 | 0.4 | 7404 | 21 | 6 |
| 1 | 1.87 | 0.3 | 3364 | 59 | 1 |
| accident | 1.49 | 0.1 | 2769 | 68 | 8 |
| investigation | 0.42 | 0.8 | 1952 | 49 | 13 |
| board | 0.82 | 0.8 | 3457 | 55 | 5 |
| report | 1.61 | 0.4 | 2563 | 23 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| apollo 1 accident investigation board report | 1.55 | 0.2 | 3538 | 4 |
| apollo 13 accident investigation board report | 0.35 | 0.4 | 4205 | 97 |
| apollo 1 accident report | 0.13 | 0.2 | 4540 | 54 |
| apollo 1 investigation report | 0.57 | 0.1 | 7351 | 47 |
| apollo 13 accident report | 0.68 | 0.9 | 6401 | 77 |
| what happened to apollo 1 investigation | 0.23 | 0.1 | 4347 | 3 |
| apollo 1 disaster news reports | 1.63 | 0.9 | 1913 | 75 |
| apollo 1 autopsy report | 1.18 | 1 | 5512 | 31 |
| apollo accident repair group | 1.9 | 0.1 | 6371 | 82 |
| apollo board of directors | 1.79 | 0.1 | 6443 | 41 |
| apollo 1 disaster news coverage | 0.32 | 0.7 | 4202 | 22 |
| apollo 1 disaster bodies | 1.77 | 0.6 | 1829 | 25 |
| apollo 1 crew bodies | 1.73 | 0.4 | 9683 | 18 |
| apollo 1 crew death | 0.8 | 0.9 | 8230 | 60 |
| apollo lab test report | 1.84 | 0.9 | 1305 | 69 |
| apollo program summary report | 1.87 | 0.5 | 9399 | 79 |
| apollo hospitals board of directors | 1.85 | 0.4 | 3950 | 5 |
| apollo hospital audit report | 1.25 | 0.5 | 9185 | 82 |
| what happened to apollo 1 | 1.21 | 0.1 | 8407 | 86 |
| apollo 1 spacecraft disaster | 1.05 | 0.8 | 6570 | 76 |
| apollo 1 disaster 1967 | 0.39 | 0.8 | 5328 | 86 |
| apollo 11 crew deaths | 0.89 | 0.5 | 7433 | 75 |
