| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [pron] could [not/n't] [vb infin] | 1119 |
|
| 2 | [noun] we [modal v] [not/n't] [vb infin] | 373 |
|
| 3 | [noun] we could [adv] [vb infin] | 100 |
|
| 4 | [noun] we could [not/n't] [verb] | 54 |
|
