| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adv] known that | 27 |
|
| 2 | [coord] it [is] [adv] known that | 17 |
|
| 3 | [conj] it [is] well known that | 16 |
|
| 4 | [subord] it [is] [adv] known that | 11 |
|
| 5 | but it [is] [adv] known that | 10 |
|
| 6 | but it [is] [adv] known that | 10 |
|
| 7 | [conj] it [is] now known that | 9 |
|
| 8 | and it [is] [adv] known that | 7 |
|
| 9 | and it [is] [adv] known that | 7 |
|
