| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [verb] [prep] | 3721 |
|
| 2 | [is] [adv] know [prep] | 644 |
|
| 3 | [be] not know [prep] | 155 |
|
| 4 | [is] not know [prep] | 84 |
|
| 5 | [is] [not/n't] know [prep] | 84 |
|
