| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [verb] that | 8866 |
|
| 2 | it [be] [vb pp] that | 8672 |
|
| 3 | it [be] known [conj] | 274 |
|
| 4 | it [be] know that | 273 |
|
| 5 | [pron] [be] known that | 268 |
|
| 6 | it [be] known that | 267 |
|
| 7 | it [be] known [that] | 267 |
|
