| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb infin] a [adj] | 5545 |
|
| 2 | could [adv] [vb infin] [adj] | 2524 |
|
| 3 | could [vb infin] a [adj] | 1605 |
|
| 4 | could [adv] [vb infin] a | 1492 |
|
