| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] [adv] [noun] | 99 |
|
| 2 | could [adv] [verb] [adv] [noun] | 99 |
|
| 3 | [modal v] [adv] imagine [adv] [noun] | 6 |
|
| 4 | could [adv] imagine [adv] [noun] | 5 |
|
