| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could [adv] [pron] [verb] i | 5 |
|
| 2 | [pron] could [adv] [pron] [verb] i | 5 |
|
| 3 | could [adv] [verb] [pron] [verb] i | 14 |
|
| 4 | could [adv] [vb infin] [pron] [verb] i | 14 |
|
