| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [vb past] [pron] could have [verb] | 43 |
|
| 2 | [pron] [vb past] [pron] could have [verb] | 43 |
|
| 3 | i [vb past] [pron] could have [verb] | 20 |
|
| 4 | i [vb past] [pron] could have [verb] | 20 |
|
| 5 | [noun] [vb past] [pron] could have [verb] | 14 |
|
| 6 | he [vb past] [pron] could have [verb] | 8 |
|
| 7 | she [vb past] [pron] could have [verb] | 8 |
|
| 8 | he [vb past] [pron] could have [verb] | 8 |
|
| 9 | she [vb past] [pron] could have [verb] | 8 |
|
| 10 | [noun prp] [vb past] [pron] could have [verb] | 7 |
|
| 11 | [noun sg] [vb past] [pron] could have [verb] | 6 |
|
| 12 | [conj] [vb past] [pron] could have [verb] | 6 |
|
| 13 | [adv] [vb past] [pron] could have [verb] | 5 |
|
| 14 | and [vb past] [pron] could have [verb] | 5 |
|
| 15 | [adv] [vb past] [pron] could have [verb] | 5 |
|
| 16 | [coord] [vb past] [pron] could have [verb] | 5 |
|
| 17 | and [vb past] [pron] could have [verb] | 5 |
|
| 18 | [vb past] [conj] [pron] could have [verb] | 23 |
|
| 19 | [vb past] that [pron] could have [verb] | 19 |
|
| 20 | [vb past] that [pron] could have [verb] | 19 |
|
| 21 | [vb past] [that] [pron] could have [verb] | 19 |
|
| 22 | [vb past] [verb] [pron] could have [verb] | 11 |
|
| 23 | [vb past] [vb pp] [pron] could have [verb] | 10 |
|
| 24 | [vb past] [adv] [pron] could have [verb] | 6 |
|
| 25 | [vb past] [pron] could [adv] have [verb] | 20 |
|
| 26 | [vb past] [pron] could [adv] have [verb] | 12 |
|
| 27 | [vb past] [pron] could [not/n't] have [verb] | 8 |
|
| 28 | [vb past] [pron] could not have [verb] | 8 |
|
| 29 | [vb past] [pron] could n't have [verb] | 6 |
|
| 30 | [vb past] [pron] could have be [verb] | 10 |
|
