| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] could [adv] [vb infin] [det] | 53 |
|
| 2 | [vb past] [pers pn] could [adv] [vb infin] [det] | 53 |
|
| 3 | [vb past] he [modal v] [adv] [vb infin] [det] | 23 |
|
| 4 | [vb past] he could [adv] [vb infin] [adj] | 18 |
|
| 5 | [verb] he could [adv] [vb infin] [det] | 14 |
|
| 6 | [vb past] he could [adv] [verb] [det] | 13 |
|
| 7 | [vb past] he could [adv] [vb infin] [det] | 13 |
|
