| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] could [vb infin] | 3789 |
|
| 2 | [adv] i could [vb infin] | 635 |
|
| 3 | [pron] i could [vb infin] | 352 |
|
| 4 | [adv] [pron] i could | 28 |
|
