| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be a [adj] [noun] | 16693 |
|
| 2 | [pron] be a [det] [noun] | 521 |
|
| 3 | it be [art] [det] [noun] | 480 |
|
| 4 | it [be] a [det] [noun] | 50 |
|
