| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| halley's comet 1955 | 1.38 | 0.1 | 3028 | 59 | 19 |
| halley's | 0.84 | 0.9 | 2685 | 44 | 8 |
| comet | 1.98 | 0.4 | 2591 | 95 | 5 |
| 1955 | 1.18 | 0.8 | 7126 | 6 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| halley's comet 1955 | 1.82 | 0.4 | 2253 | 71 |
| halley's comet 1985 | 1.19 | 1 | 706 | 36 |
| halley's comet 1986 | 0.32 | 0.7 | 479 | 35 |
| halley's comet 1986 date | 1.58 | 0.9 | 8266 | 15 |
| halley's comet 1986 photo | 1.66 | 0.2 | 9866 | 68 |
| halley's comet 1986 images | 1.59 | 0.2 | 5670 | 72 |
| halley's comet 1986 video | 1.94 | 0.2 | 9117 | 79 |
