| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [noun] [to-vb] | 948 |
|
| 2 | it [be] [noun] [to-vb] | 948 |
|
| 3 | it [is] [noun] [to-vb] | 546 |
|
| 4 | [pron] is [noun] [to-vb] | 430 |
|
| 5 | it is [noun] [verb] | 320 |
|
