| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] i could [adv] [vb infin] | 471 |
|
| 2 | [be] i could [adv] [vb infin] | 16 |
|
| 3 | [be] [subord] i could [vb infin] | 11 |
|
| 4 | [be] [subord] i could [adv] | 8 |
|
