| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could be [vb pp] | 3610 |
|
| 2 | [coord] [pron] could be | 664 |
|
| 3 | [coord] could be [vb pp] | 300 |
|
| 4 | [coord] [pron] be [vb pp] | 12 |
|
