| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] know that | 147 |
|
| 2 | is [adv] known that | 147 |
|
| 3 | is well know that | 109 |
|
| 4 | is now know that | 20 |
|
| 5 | is also know that | 10 |
|
