| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] [pron] [pron] could | 60 |
|
| 2 | [vb pp] [to-vb] [pron] [pron] [vb mod] | 49 |
|
| 3 | [vb pp] [to-vb] [pron] [pron] [modal v] | 49 |
|
| 4 | [vb pp] [verb] [pron] [pron] could | 8 |
|
| 5 | [vb pp] [to-vb] [pron] [pron] could | 8 |
|
