| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb past] [vb mod] [verb] [pron] | 6 |
|
| 2 | we [vb past] [modal v] [verb] [pers pn] | 6 |
|
| 3 | we [vb past] [modal v] [vb infin] [pron] | 6 |
|
| 4 | we [vb past] [modal v] [verb] [pron] | 6 |
|
