| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] [adv] [adv] [verb] | 652 |
|
| 2 | [conj] it [be] [adv] [adv] [vb pp] | 420 |
|
| 3 | [conj] [pron] [be] [adv] [adv] known | 43 |
|
| 4 | [conj] [pers pn] [be] [adv] [adv] known | 39 |
|
| 5 | [conj] it [be] [adv] [adv] know | 23 |
|
| 6 | [conj] it [be] [adv] [adv] known | 20 |
|
