| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [modal v] [vb infin] [det] | 177 |
|
| 2 | [vb past] [modal v] [vb infin] [adj] | 41 |
|
| 3 | [vb past] [modal v] [verb] [det] | 16 |
|
