| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] known that | 189 |
|
| 2 | it be [adv] known that | 189 |
|
| 3 | it be [adv] known [that] | 189 |
|
| 4 | it is [adv] known [conj] | 149 |
|
| 5 | it be well known [conj] | 130 |
|
| 6 | it was [adv] known [conj] | 32 |
|
| 7 | it be now known [conj] | 25 |
|
| 8 | it be also known [conj] | 17 |
|
| 9 | it 's [adv] known [conj] | 10 |
|
| 10 | it be widely known [conj] | 7 |
|
| 11 | it be already known [conj] | 6 |
|
