| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [det] [modal v] [verb] to | 37 |
|
| 2 | [vb infin] [det] [modal v] [verb] [prep] | 18 |
|
| 3 | [vb infin] [adj] [modal v] [verb] to | 5 |
|
