| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] a [noun sg] | 946 |
|
| 2 | [adv] [vb infin] for a [noun sg] | 270 |
|
| 3 | could [vb infin] for a [noun sg] | 66 |
|
| 4 | could [adv] [vb infin] for a | 39 |
|
| 5 | could [adv] [vb infin] for [noun sg] | 33 |
|
