| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| copyright and open access | 1.03 | 1 | 6337 | 73 | 25 |
| copyright | 1.07 | 1 | 3107 | 28 | 9 |
| and | 0.44 | 0.8 | 2004 | 35 | 3 |
| open | 0.45 | 0.7 | 6257 | 29 | 4 |
| access | 2 | 1 | 3263 | 77 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| copyright and open access | 1.84 | 1 | 3428 | 90 |
