| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [conj] [modal v] | 225 |
|
| 2 | [not/n't] [conj] [vb mod] | 225 |
|
| 3 | [adv] [conj] should | 129 |
|
| 4 | [not/n't] [conj] should | 32 |
|
