| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adv] [verb] [pron] could [vb infin] | 9 |
|
| 2 | [conj] [adv] [verb] [pers pn] could [verb] | 8 |
|
| 3 | [coord] [adv] [verb] [pron] could [verb] | 7 |
|
| 4 | [conj] [adv] [vb past] [pron] could [verb] | 6 |
|
