| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the smallest planet is mercury | 0.95 | 0.5 | 754 | 58 |
| why is mercury the smallest planet | 0.02 | 0.1 | 8375 | 96 |
| which planet is the smallest mercury or pluto | 1.38 | 0.6 | 4968 | 37 |
| is mercury the smallest planet in the world | 0.05 | 0.5 | 7358 | 37 |
| is mercury the second smallest planet | 1.73 | 0.9 | 954 | 65 |
| is mercury the smallest | 1.87 | 0.9 | 9108 | 88 |
| what is the the smallest planet | 1.24 | 0.8 | 122 | 93 |
| what is the smallest planet on earth | 0.65 | 0.2 | 5326 | 71 |
| which planet is the smallest | 0.61 | 0.1 | 864 | 38 |
| what's the smallest planet | 0.48 | 0.9 | 7311 | 70 |
| is mercury smaller than earth | 0.66 | 0.9 | 1876 | 87 |
| how much smaller is mercury than earth | 1.59 | 1 | 8599 | 33 |
| is mercury getting smaller | 0.13 | 0.3 | 3859 | 97 |
