| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mdpi special issue policy | 1.63 | 0.7 | 7913 | 54 | 25 |
| mdpi | 1.52 | 1 | 8528 | 48 | 4 |
| special | 1.45 | 0.9 | 1954 | 11 | 7 |
| issue | 0.86 | 0.1 | 3324 | 61 | 5 |
| policy | 1.68 | 1 | 4001 | 31 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mdpi special issue policy | 0.41 | 0.3 | 5038 | 33 |
