| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| approximately how old is comet halley | 1.12 | 0.8 | 2369 | 72 | 37 |
| approximately | 1.32 | 0.2 | 6013 | 23 | 13 |
| how | 0.49 | 1 | 8282 | 1 | 3 |
| old | 0.92 | 0.7 | 4593 | 95 | 3 |
| is | 1.15 | 0.8 | 4022 | 9 | 2 |
| comet | 1.09 | 0.1 | 4458 | 63 | 5 |
| halley | 1.43 | 0.6 | 7194 | 80 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| approximately how old is comet halley | 0.55 | 0.5 | 5470 | 71 |
