| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] a [adj] | 1605 |
|
| 2 | [vb infin] for a [adj] | 592 |
|
| 3 | could [vb infin] for [adj] | 129 |
|
| 4 | could [vb infin] for a | 102 |
|
