| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [noun] [prep] [art] [noun] | 3654 |
|
| 2 | [modal v] [vb infin] [noun] [prep] [art] [noun] | 3654 |
|
| 3 | [modal v] [vb infin] [noun] [prep] a [noun] | 712 |
|
| 4 | [modal v] [verb] [noun] [prep] a [noun] | 636 |
|
