| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [vb past] a [noun] | 248 |
|
| 2 | [subord] it [vb past] [det] [noun] | 110 |
|
| 3 | it [vb past] a [det] [noun] | 57 |
|
| 4 | [subord] it [vb past] a [det] | 11 |
|
