| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [verb] not [vb pp] to | 11 |
|
| 2 | [Wh pn] have not [vb pp] to | 11 |
|
| 3 | [Wh pn] [vb past] not [vb pp] to | 7 |
|
| 4 | [Wh pn] had not [vb pp] to | 7 |
|
