| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be known [prep] [adj] | 16 |
|
| 2 | it [be] known [prep] [adj] | 16 |
|
| 3 | it [is] known [prep] [adj] | 12 |
|
| 4 | it is known [prep] [adj] | 11 |
|
| 5 | it [be] known as [adj] | 7 |
|
