| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [conj] [pron] could [adv] [vb infin] | 84 |
|
| 2 | [verb] [conj] we could [adv] [vb infin] | 31 |
|
| 3 | [vb past] [conj] we could [adv] [vb infin] | 20 |
|
| 4 | [vb past] [conj] we [modal v] [adv] [vb infin] | 16 |
|
| 5 | [vb past] [conj] we [vb mod] [adv] [vb infin] | 16 |
|
| 6 | [vb past] [conj] we could [adv] [verb] | 6 |
|
| 7 | [vb past] [conj] we could [adv] [vb infin] | 6 |
|
