| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adv] known | 71 |
|
| 2 | [subord] it is [adv] known | 59 |
|
| 3 | [coord] it is [adv] known | 45 |
|
| 4 | [conj] it is not known | 41 |
|
| 5 | [conj] it is [not/n't] known | 41 |
|
| 6 | [conj] it is not known | 41 |
|
| 7 | as it is [adv] known | 32 |
|
| 8 | as it is [adv] known | 32 |
|
| 9 | but it is [adv] known | 27 |
|
| 10 | but it is [adv] known | 27 |
|
| 11 | [conj] it is well known | 23 |
|
| 12 | [conj] it is well known | 20 |
|
| 13 | and it is [adv] known | 18 |
|
| 14 | and it is [adv] known | 18 |
|
| 15 | [conj] it is now known | 15 |
|
| 16 | [conj] it is now known | 15 |
|
| 17 | although it is [adv] known | 11 |
|
| 18 | although it is [adv] known | 11 |
|
| 19 | [conj] it is also known | 10 |
|
| 20 | [conj] it is also known | 10 |
|
| 21 | that it is [adv] known | 8 |
|
| 22 | that it is [adv] known | 8 |
|
| 23 | [that] it is [adv] known | 8 |
|
