| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] [vb pp] that | 2165 |
|
| 2 | [subord] it [be] [adv] [vb pp] | 1499 |
|
| 3 | [subord] it [be] [vb pp] that | 948 |
|
| 4 | [subord] it [be] [adv] that | 54 |
|
