| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when was the encyclopedia published | 1.43 | 0.4 | 5830 | 100 | 35 |
| when | 1.25 | 0.4 | 8575 | 57 | 4 |
| was | 1.95 | 1 | 3623 | 59 | 3 |
| the | 1.29 | 0.6 | 2470 | 43 | 3 |
| encyclopedia | 1.28 | 0.7 | 7556 | 13 | 12 |
| published | 0.49 | 0.9 | 3834 | 34 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when was the encyclopedia published | 0.63 | 0.4 | 2653 | 18 |
