| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [modal v] [vb infin] | 7622 |
|
| 2 | [verb] [pron] should [vb infin] | 2185 |
|
| 3 | [vb past] [pron] should [verb] | 434 |
|
