| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adj] [that] [pron] could | 43 |
|
| 2 | [verb] all [that] [pron] could | 17 |
|
| 3 | [vb past] all [that] [pron] [modal v] | 8 |
|
| 4 | [vb past] all [conj] [pron] could | 6 |
|
