| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had suffered | 571 |
|
| 2 | has suffered | 382 |
|
| 3 | have suffered | 377 |
|
| 4 | have suffered | 98 |
|
| 5 | to have suffered | 65 |
|
| 6 | 've suffered | 34 |
|
| 7 | having suffered | 32 |
|
| 8 | 'd suffered | 16 |
|
| 9 | 's suffered | 7 |
|
