| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] that | 3811 |
|
| 2 | is [vb pp] that [pron] | 616 |
|
| 3 | it is that [pron] | 268 |
|
| 4 | it is [vb pp] [pron] | 170 |
|
| 5 | it [vb pp] that [pron] | 35 |
|
