| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he [modal v] [not/n't] know | 109 |
|
| 2 | he might [not/n't] [verb] | 108 |
|
| 3 | [pron] might [not/n't] know | 26 |
|
| 4 | he might [adv] know | 7 |
|
