| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [verb] [verb] | 2609 |
|
| 2 | [modal v] [not/n't] [verb] say | 230 |
|
| 3 | [vb mod] [not/n't] [verb] say | 230 |
|
| 4 | could [adv] [verb] say | 61 |
|
| 5 | could [not/n't] [verb] say | 52 |
|
