| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [is] [vb pp] that | 503 |
|
| 2 | [adv] [subord] it [is] [vb pp] | 426 |
|
| 3 | [adv] it [is] [vb pp] that | 121 |
|
