| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| zone of maximal development | 1.69 | 0.8 | 7672 | 70 | 27 |
| zone | 0.68 | 0.5 | 8396 | 66 | 4 |
| of | 0.34 | 0.8 | 4073 | 97 | 2 |
| maximal | 0.9 | 0.7 | 3148 | 77 | 7 |
| development | 1.06 | 0.3 | 5871 | 25 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| zone of maximal development | 1.1 | 1 | 9960 | 85 |
