| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what happened during 1981 | 1.2 | 0.9 | 6976 | 19 | 25 |
| what | 1.55 | 0.7 | 2512 | 22 | 4 |
| happened | 1.22 | 0.6 | 6878 | 22 | 8 |
| during | 0.74 | 1 | 788 | 16 | 6 |
| 1981 | 1.67 | 1 | 1936 | 8 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what happened during 1981 | 0.21 | 0.3 | 2853 | 23 |
