| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [adv] [vb infin] [be] | 100 |
|
| 2 | [modal v] [adv] really [vb infin] [be] | 12 |
|
| 3 | could [adv] really [verb] [be] | 5 |
|
