| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [vb pp] | 37805 |
|
| 2 | it [be] [noun] | 16269 |
|
| 3 | [be] [vb pp] [noun] | 11951 |
|
| 4 | it [vb pp] [noun] | 60 |
|
