| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] could [verb] [pers pn] [adv] | 21 |
|
| 2 | [noun pl] could [vb infin] [pers pn] [adv] | 21 |
|
| 3 | [noun pl] could [pers pn] [adv] [vb infin] | 7 |
|
| 4 | [noun pl] could [pers pn] [adv] [verb] | 7 |
|
