| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] already known that | 6 |
|
| 2 | [pers pn] [be] already known that | 6 |
|
| 3 | [pron] be already known that | 6 |
|
| 4 | it [be] already known that | 6 |
|
