| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [adv] [adv] known that | 19 |
|
| 2 | it [is] [adv] [adv] known that | 19 |
|
| 3 | it is [adv] [adv] known that | 17 |
|
| 4 | it [is] [adv] [adv] known that | 12 |
|
| 5 | it [is] [adv] well known that | 11 |
|
| 6 | it [is] [adv] well known that | 11 |
|
| 7 | it [is] [not/n't] [adv] known that | 7 |
|
| 8 | it [is] not [adv] known that | 7 |
|
| 9 | it [is] not [adv] known that | 7 |
|
