| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [conj] | 3065 |
|
| 2 | it be [adv] known | 370 |
|
| 3 | be [adv] known [conj] | 312 |
|
| 4 | it be known [conj] | 274 |
|
