| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] it [prep] [noun] | 1694 |
|
| 2 | [vb past] [prep] [noun] [Wh pn] | 221 |
|
| 3 | it [prep] [noun] [Wh pn] | 36 |
|
