| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had resigned | 262 |
|
| 2 | has resigned | 93 |
|
| 3 | have resigned | 23 |
|
| 4 | having resigned | 14 |
|
| 5 | have resigned | 12 |
|
| 6 | to have resigned | 12 |
|
