| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] a [noun] | 20047 |
|
| 2 | [modal v] [vb infin] [to-vb] [noun] | 3563 |
|
| 3 | [vb infin] [to-vb] a [noun] | 2505 |
|
| 4 | [modal v] [vb infin] [to-vb] a | 2409 |
|
| 5 | [modal v] [to-vb] a [noun] | 582 |
|
