| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] a [noun] | 22978 |
|
| 2 | [modal v] [vb infin] [prep] [noun] | 16681 |
|
| 3 | [modal v] [vb infin] [prep] a | 9190 |
|
| 4 | [vb infin] [prep] a [noun] | 8997 |
|
| 5 | [modal v] [prep] a [noun] | 194 |
|
