| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] [noun] | 1732 |
|
| 2 | [modal v] also [vb infin] [noun] | 1544 |
|
| 3 | could [adv] [vb infin] [noun] | 809 |
|
| 4 | could also [vb infin] [noun] | 100 |
|
| 5 | could also [verb] [noun] | 100 |
|
