| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know it [be] [adv] | 671 |
|
| 2 | [verb] it [be] n't | 549 |
|
| 3 | know [pron] [be] n't | 295 |
|
| 4 | know it [be] not | 293 |
|
| 5 | know it [be] [not/n't] | 293 |
|
