| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] known that [noun pl] | 20 |
|
| 2 | [is] [adv] known that [noun pl] | 19 |
|
| 3 | is [adv] known that [noun pl] | 18 |
|
| 4 | [be] well known that [noun pl] | 16 |
|
