| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] known that | 147 |
|
| 2 | is [adv] known that | 147 |
|
| 3 | is [adv] known [that] | 147 |
|
| 4 | is well known [conj] | 128 |
|
| 5 | is [adv] known [coord] | 30 |
|
| 6 | is [adv] known and | 26 |
|
| 7 | is [adv] known and | 26 |
|
| 8 | is now known [conj] | 22 |
|
| 9 | is also known [conj] | 12 |
|
| 10 | is [adv] known [subord] | 5 |
|
| 11 | is already known [conj] | 5 |
|
