| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] a | 1661 |
|
| 2 | could [adv] [vb infin] a | 735 |
|
| 3 | [modal v] just [vb infin] a | 308 |
|
| 4 | could just [vb infin] [art] | 101 |
|
| 5 | could just [verb] a | 47 |
|
| 6 | could just [vb infin] a | 46 |
|
