| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] know that | 194 |
|
| 2 | it [be] [not/n't] [verb] that | 129 |
|
| 3 | it [be] [not/n't] know [conj] | 101 |
|
| 4 | [pron] [be] [not/n't] know that | 21 |
|
| 5 | [pers pn] [be] [not/n't] know that | 21 |
|
| 6 | it [be] [not/n't] know that | 5 |
|
| 7 | it [be] [not/n't] know that | 5 |
|
| 8 | it [be] [not/n't] know [that] | 5 |
|
