| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] that | 3811 |
|
| 2 | [noun] it is [vb pp] | 857 |
|
| 3 | [noun] is [vb pp] that | 154 |
|
| 4 | [noun] it is that | 39 |
|
