| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could [vb infin] [vb pp] [noun sg] | 13 |
|
| 2 | i could [verb] [vb pp] [noun sg] | 13 |
|
| 3 | i could have [vb pp] [noun sg] | 13 |
|
| 4 | i could have [vb pp] [noun sg] | 11 |
|
