| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be know to be | 369 |
|
| 2 | [be] know to be | 369 |
|
| 3 | [be] known to be | 369 |
|
| 4 | [is] know to be | 134 |
|
| 5 | is know to be | 130 |
|
| 6 | [was/were] know to be | 114 |
|
| 7 | [am/are] know to be | 99 |
|
| 8 | are know to be | 98 |
|
| 9 | was know to be | 73 |
|
| 10 | were know to be | 41 |
|
| 11 | [been] know to be | 12 |
|
| 12 | been know to be | 12 |
|
| 13 | be know to be | 9 |
|
| 14 | [be] know to be | 9 |
|
