| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could have [art] [noun pl] | 8 |
|
| 2 | [pron] could have [art] [noun pl] | 8 |
|
| 3 | could [adv] have [art] [noun pl] | 5 |
|
| 4 | could have [verb] [art] [noun pl] | 59 |
|
| 5 | could have [vb pp] [art] [noun pl] | 59 |
|
| 6 | could have [art] [adj] [noun pl] | 5 |
|
