| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [Wh pn] [vb past] it | 86 |
|
| 2 | [pron] know [Wh pn] [vb past] | 77 |
|
| 3 | [pron] know [Wh pn] it | 41 |
|
| 4 | know [Wh pn] [vb past] it | 35 |
|
