| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] be [vb pp] from [adj] | 9 |
|
| 2 | could not [be] [vb pp] from [adj] | 5 |
|
| 3 | could not [be] [vb pp] from [adj] | 5 |
|
| 4 | could [not/n't] [be] [vb pp] from [adj] | 5 |
|
