| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [noun] [prep] | 986 |
|
| 2 | [vb past] [noun] [prep] [Wh det] | 212 |
|
| 3 | it [vb past] [noun] [Wh det] | 15 |
|
| 4 | it [vb past] [prep] [Wh det] | 13 |
|
