| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could [adv] have [vb pp] a | 42 |
|
| 2 | [noun] could [adv] have [verb] a | 42 |
|
| 3 | [noun] could [not/n't] have [verb] a | 23 |
|
| 4 | [noun] could not have [verb] a | 23 |
|
| 5 | [noun prp] could [adv] have [verb] a | 22 |
|
| 6 | [noun] could [adv] have [verb] a | 19 |
|
| 7 | [noun sg] could [adv] have [verb] a | 18 |
|
| 8 | [noun] could not have [verb] a | 16 |
|
| 9 | [noun] could [adv] have made a | 7 |
|
| 10 | [noun] could n't have [verb] a | 7 |
|
| 11 | [noun] could [adv] have make a | 7 |
|
| 12 | [noun] could [adv] have have a | 6 |
|
| 13 | [noun] could [adv] have had a | 6 |
|
| 14 | [noun] could hardly have [verb] a | 6 |
|
| 15 | [noun] could hardly have [verb] a | 6 |
|
