| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] [not/n't] [vb infin] | 20040 |
|
| 2 | [noun] could [adv] [vb infin] | 7243 |
|
| 3 | [noun] could [not/n't] [verb] | 4005 |
|
