| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] i could [vb infin] | 320 |
|
| 2 | [to-vb] [conj] i could [vb infin] | 72 |
|
| 3 | [adv] [to-vb] [conj] i could | 10 |
|
