| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] could be [vb pp] | 915 |
|
| 2 | [coord] could be [vb pp] | 300 |
|
| 3 | [coord] [adj] could be | 145 |
|
| 4 | [coord] [adj] be [vb pp] | 8 |
|
