| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] not been [verb] to | 5 |
|
| 2 | which [vb past] not [be] [vb pp] to | 5 |
|
| 3 | which [vb past] not be [verb] to | 5 |
|
| 4 | which [vb past] not [been] [verb] to | 5 |
|
| 5 | which had not [be] [verb] to | 5 |
|
