| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] know that [noun pl] | 18 |
|
| 2 | is [adv] known that [noun pl] | 18 |
|
| 3 | is well know that [noun pl] | 16 |
|
| 4 | is well know that [noun pl] | 16 |
|
