| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] well known that [art] | 36 |
|
| 2 | it [be] well know that [art] | 36 |
|
| 3 | it be well know that [art] | 36 |
|
| 4 | it [is] well know that [art] | 32 |
|
| 5 | it [be] well know that the | 31 |
|
| 6 | it is well know that [art] | 31 |
|
