| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [vb mod] have [vb pp] a | 47 |
|
| 2 | and [modal v] have [vb pp] a | 47 |
|
| 3 | and could have [vb pp] [art] | 17 |
|
| 4 | and could have [vb pp] [art] | 17 |
|
| 5 | and could have [vb pp] a | 12 |
|
| 6 | and could have [verb] a | 11 |
|
| 7 | and could have [vb pp] a | 11 |
|
| 8 | and could [verb] [vb pp] a | 11 |
|
| 9 | and could [vb infin] [vb pp] a | 11 |
|
| 10 | [conj] could have [vb pp] a | 11 |
|
| 11 | and could have [vb pp] a | 11 |
|
