| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [vb pp] [pers pn] at the | 6 |
|
| 2 | who [vb past] [vb pp] [pers pn] at the | 6 |
|
| 3 | who had [vb pp] [pers pn] at the | 6 |
|
