| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [be] [det] [noun] | 180 |
|
| 2 | [subord] it [vb past] [det] [noun] | 110 |
|
| 3 | [subord] it [vb past] [be] [noun] | 30 |
|
| 4 | it [vb past] [be] [det] [noun] | 23 |
|
| 5 | [subord] it [vb past] [be] [det] | 18 |
|
