| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what happened vs what had happened | 0.6 | 0.7 | 9507 | 3 |
| what happened vs what has happened | 0.55 | 0.9 | 4572 | 2 |
| had happened vs happened | 0.24 | 0.4 | 8989 | 49 |
| happened or had happened | 1.21 | 0.1 | 9449 | 15 |
| what happens vs what happened | 1.99 | 0.2 | 1992 | 66 |
| what happened or what's happened | 1.96 | 0.8 | 7209 | 35 |
| what has happened has happened meaning | 0.57 | 0.5 | 6521 | 49 |
| what did happen or what happened | 0.48 | 0.6 | 7473 | 31 |
| what happened or did happen | 1.35 | 0.2 | 7668 | 26 |
| what happened or what has happened | 1.14 | 0.1 | 1699 | 51 |
| happens vs happened | 0.77 | 1 | 9666 | 37 |
| happened vs had happened | 0.05 | 0.7 | 5169 | 18 |
| happend vs happened | 1.32 | 0.6 | 157 | 54 |
