| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [modal v] [be] [art] [noun] | 109 |
|
| 2 | [subord] it [modal v] [be] [art] [noun] | 109 |
|
| 3 | [subord] it [modal v] [be] a [noun] | 76 |
|
| 4 | [conj] it [modal v] [be] an [noun] | 39 |
|
| 5 | [subord] [pron] [modal v] [be] an [noun] | 31 |
|
| 6 | [subord] [pers pn] [modal v] [be] an [noun] | 11 |
|
| 7 | [subord] it [modal v] [be] an [noun] | 10 |
|
| 8 | [subord] it [modal v] [be] an [noun] | 10 |
|
