| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not or [vb mod] [adv] | 79 |
|
| 2 | not or [modal v] [adv] | 79 |
|
| 3 | not [conj] could [adv] | 31 |
|
| 4 | [adv] or could [adv] | 11 |
|
| 5 | not or could [adv] | 10 |
|
