| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could [vb infin] [adv] a | 74 |
|
| 2 | [noun] could [vb infin] [adv] for | 39 |
|
| 3 | could [vb infin] [adv] for a | 37 |
|
| 4 | [noun] could [vb infin] for a | 35 |
|
| 5 | [noun] [vb infin] [adv] for a | 9 |
|
