| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [prep] a [noun] [Wh det] | 90 |
|
| 2 | it [verb] [prep] a [noun] [Wh det] | 22 |
|
| 3 | it [vb past] [prep] a [noun] [pron] | 15 |
|
| 4 | it [vb past] [prep] [art] [noun] [Wh det] | 13 |
|
| 5 | it [vb past] [prep] [art] [noun] [Wh det] | 13 |
|
| 6 | it [vb past] [prep] a [noun] [Wh det] | 8 |
|
| 7 | it [vb past] [prep] a [noun] [Wh det] | 7 |
|
