| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [vb pp] [art] | 844 |
|
| 2 | [vb infin] [vb pp] from [art] | 230 |
|
| 3 | could [vb infin] from [art] | 207 |
|
| 4 | could [vb infin] [vb pp] from | 76 |
|
