| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] have [vb pp] a [adj -er] | 39 |
|
| 2 | [vb mod] [not/n't] have [vb pp] a better | 33 |
|
| 3 | [vb mod] not have [vb pp] a [adj -er] | 21 |
|
| 4 | [vb mod] n't have [vb pp] a [adj -er] | 19 |
|
| 5 | [vb mod] [not/n't] have chosen a [adj -er] | 12 |
|
| 6 | [vb mod] [not/n't] have had a [adj -er] | 8 |
|
| 7 | [vb mod] [not/n't] have made a [adj -er] | 6 |
|
