| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| open access database online | 1 | 0.7 | 1229 | 48 | 27 |
| open | 1.38 | 0.7 | 155 | 21 | 4 |
| access | 1.87 | 0.2 | 4286 | 41 | 6 |
| database | 0.06 | 1 | 7159 | 34 | 8 |
| online | 1.55 | 0.2 | 6341 | 30 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| open access database online | 1.8 | 0.6 | 3962 | 71 |
