| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] had been | 29 |
|
| 2 | to have been | 21 |
|
| 3 | to [verb] been | 21 |
|
| 4 | to had be | 6 |
|
| 5 | to [vb past] been | 6 |
|
| 6 | to had [be] | 6 |
|
| 7 | to had [been] | 6 |
|
