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