| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] could [not/n't] be [vb pp] | 128 |
|
| 2 | could [not/n't] be [vb pp] to | 90 |
|
| 3 | [coord] could be [vb pp] to | 19 |
|
| 4 | [coord] [not/n't] be [vb pp] to | 12 |
|
