| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [verb] [verb] [noun] | 2648 |
|
| 2 | could [not/n't] [verb] [verb] | 2609 |
|
| 3 | could [not/n't] [verb] [noun] | 925 |
|
| 4 | could [verb] [verb] [noun] | 527 |
|
