| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] that a | 68 |
|
| 2 | it is [adv] [verb] that a | 68 |
|
| 3 | it is [adv] known that [art] | 41 |
|
| 4 | it [be] [adv] known that a | 5 |
|
| 5 | it is [adv] known [conj] a | 5 |
|
| 6 | it is [adv] know that a | 5 |
|
| 7 | it is [adv] known that a | 5 |
|
| 8 | it is [adv] known that a | 5 |
|
| 9 | it [is] [adv] known that a | 5 |
|
| 10 | [pers pn] is [adv] known that a | 5 |
|
| 11 | it be [adv] known that a | 5 |
|
| 12 | it is [adv] known [that] a | 5 |
|
| 13 | it is [adv] known that a | 5 |
|
| 14 | [pron] is [adv] known that a | 5 |
|
