| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it is not [verb] | 121 |
|
| 2 | [coord] it is not [vb pp] | 86 |
|
| 3 | [coord] it is [adv] known | 45 |
|
| 4 | [conj] it is not known | 41 |
|
| 5 | [coord] it [be] not known | 29 |
|
| 6 | [coord] it be not known | 29 |
|
| 7 | [coord] [pron] is not known | 26 |
|
| 8 | [coord] [pers pn] is not known | 25 |
|
| 9 | [coord] it is not known | 24 |
|
| 10 | [coord] it is not know | 24 |
|
| 11 | [coord] it [is] not known | 24 |
|
