| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] it [modal v] [be] | 521 |
|
| 2 | [verb] it [modal v] [be] [pron] | 115 |
|
| 3 | [noun] it [modal v] [be] [pron] | 61 |
|
| 4 | [noun] [verb] [modal v] [be] [pron] | 10 |
|
