| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| covering number of sphere | 0.34 | 0.2 | 3451 | 47 | 25 |
| covering | 0.01 | 0.7 | 9811 | 46 | 8 |
| number | 0.3 | 0.3 | 5566 | 51 | 6 |
| of | 0.17 | 1 | 9557 | 53 | 2 |
| sphere | 1.59 | 0.9 | 6285 | 70 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| covering number of sphere | 0.43 | 0.9 | 2711 | 62 |
