| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [adv] [verb] that | 241 |
|
| 2 | it be [adv] [adv] [vb pp] that | 185 |
|
| 3 | it be [adv] [adv] known [conj] | 46 |
|
| 4 | it be [adv] [adv] know that | 23 |
|
| 5 | [pers pn] be [adv] [adv] known that | 22 |
|
| 6 | it be [adv] [adv] known that | 22 |
|
| 7 | it be [adv] [adv] known that | 22 |
|
| 8 | it [be] [adv] [adv] known that | 22 |
|
| 9 | [pron] be [adv] [adv] known that | 22 |
|
