| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb base] [pers pn] could [verb] | 12 |
|
| 2 | we [vb base] [pron] could [vb infin] | 12 |
|
| 3 | we [vb base] we could [verb] | 7 |
|
| 4 | we [vb base] we could [verb] | 7 |
|
