| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| hermann ebbinghaus forgetting curve theory | 0.32 | 0.8 | 3264 | 40 | 42 |
| hermann | 1 | 0.9 | 3885 | 80 | 7 |
| ebbinghaus | 1.83 | 0.5 | 3647 | 14 | 10 |
| forgetting | 0.02 | 0.6 | 9456 | 48 | 10 |
| curve | 1 | 0.4 | 2194 | 25 | 5 |
| theory | 1.4 | 1 | 7229 | 100 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hermann ebbinghaus forgetting curve theory | 1.23 | 0.9 | 3663 | 83 |
