| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] who [verb] it | 7 |
|
| 2 | [adv] [pron] [Wh pn] [verb] it | 7 |
|
| 3 | [adv] [pron] [Wh pn] [vb past] it | 6 |
|
