| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] only [vb infin] | 6252 |
|
| 2 | [modal v] perhaps [vb infin] | 534 |
|
| 3 | [modal v] perhaps only | 7 |
|
| 4 | perhaps only [vb infin] | 5 |
|
