| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] a [noun] | 44106 |
|
| 2 | could [vb infin] [noun] | 5118 |
|
| 3 | could [vb infin] a | 4854 |
|
| 4 | could a [noun] | 133 |
|
