| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know [that] it [be] [adv] | 95 |
|
| 2 | [not/n't] know it [be] [adv] | 31 |
|
| 3 | [not/n't] [that] it [be] [adv] | 19 |
|
| 4 | [not/n't] know [that] it [be] | 12 |
|
