| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as it is [adv] known | 30 |
|
| 2 | [subord] it is well known | 11 |
|
| 3 | [subord] it is now known | 7 |
|
| 4 | [subord] it is also known | 6 |
|
