| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [subord] it [be] [noun] | 129 |
|
| 2 | [noun sg] [subord] it [be] [to-vb] | 118 |
|
| 3 | [subord] it [be] [to-vb] [noun] | 52 |
|
| 4 | [noun sg] it [be] [to-vb] [noun] | 28 |
|
