| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] could be [vb pp] | 300 |
|
| 2 | could be [vb pp] [adj] | 239 |
|
| 3 | [coord] could be [adj] | 57 |
|
| 4 | [coord] be [vb pp] [adj] | 25 |
|
