| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [pron] at [adj] | 7 |
|
| 2 | [Wh pn] [vb past] [pron] at [adj] | 7 |
|
| 3 | [Wh pn] [vb past] [pron] at [det] | 5 |
|
