| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [verb] [prep] | 15695 |
|
| 2 | it be [vb pp] [prep] | 12842 |
|
| 3 | [pron] be known [prep] | 1096 |
|
| 4 | it be know [prep] | 210 |
|
| 5 | it be known [prep] | 208 |
|
| 6 | it [be] known [prep] | 208 |
|
