| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| chester carlson invention | 0.74 | 0.3 | 3612 | 66 | 25 |
| chester | 1.58 | 1 | 8460 | 20 | 7 |
| carlson | 1.16 | 1 | 9178 | 83 | 7 |
| invention | 1.17 | 0.5 | 3400 | 85 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| chester carlson invention | 0.23 | 0.1 | 1433 | 73 |
| chester carlson inventor | 1.82 | 0.9 | 7375 | 33 |
| chester f carlson inventions | 1.9 | 0.6 | 7073 | 90 |
