| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be known to be | 11 |
|
| 2 | [verb] be known to be | 11 |
|
| 3 | [verb] be known to [be] | 11 |
|
| 4 | [verb] been known to [be] | 9 |
|
| 5 | have be known to [be] | 9 |
|
| 6 | [vb -s] be known to [be] | 6 |
|
| 7 | has be known to [be] | 6 |
|
