| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] a [noun] | 19886 |
|
| 2 | [verb] [be] a [noun] | 7657 |
|
| 3 | it [verb] a [noun] | 5125 |
|
| 4 | it [verb] [be] a | 1404 |
|
| 5 | it [verb] [be] [noun] | 280 |
|
