| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [conj] [verb] [vb infin] | 17 |
|
| 2 | he could [conj] [verb] [verb] | 12 |
|
| 3 | he [modal v] [conj] [verb] [vb infin] | 10 |
|
