| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] i could [verb] | 173 |
|
| 2 | [vb infin] i could [vb infin] | 173 |
|
| 3 | [vb infin] i [vb mod] have | 150 |
|
| 4 | [vb infin] i [modal v] have | 150 |
|
| 5 | [verb] i could have | 133 |
|
| 6 | [vb infin] [pron] could have | 84 |
|
| 7 | [vb infin] i could have | 35 |
|
| 8 | [vb infin] i could have | 35 |
|
