| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is known that [adj] | 32 |
|
| 2 | it is known that [adj] | 32 |
|
| 3 | it is known [that] [adj] | 32 |
|
| 4 | it is known [conj] [det] | 18 |
|
| 5 | it is known [conj] [adj] | 16 |
|
| 6 | it is known [conj] some | 5 |
|
| 7 | it is known [conj] some | 5 |
|
