| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [conj] it [modal v] [be] | 1616 |
|
| 2 | [noun] [subord] it [modal v] [be] | 434 |
|
| 3 | [noun] unless [pron] [modal v] [be] | 16 |
|
| 4 | [noun] unless it [modal v] [be] | 11 |
|
