| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [pron] [modal v] [verb] | 1512 |
|
| 2 | have [verb] [pron] [modal v] [verb] | 878 |
|
| 3 | [vb past] [verb] [pron] [modal v] [verb] | 474 |
|
