| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] i [vb infin] | 86 |
|
| 2 | [pron] could i [vb infin] | 75 |
|
| 3 | i could i [verb] | 15 |
|
| 4 | i could [pron] [vb infin] | 8 |
|
