| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could have [verb] [pron] from the | 8 |
|
| 2 | could have [verb] [pron] from the | 8 |
|
| 3 | could have [vb pp] [pron] from the | 8 |
|
| 4 | could have [verb] [pers pn] from the | 6 |
|
