| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [vb pp] [prep] [art] | 300 |
|
| 2 | could [vb infin] [vb pp] [prep] [art] | 300 |
|
| 3 | [vb mod] [vb infin] [vb pp] with [art] | 143 |
|
| 4 | [modal v] [vb infin] [vb pp] with [art] | 143 |
|
| 5 | could [vb infin] [verb] with [art] | 44 |
|
| 6 | could [verb] [vb pp] with [art] | 39 |
|
| 7 | could [vb infin] [vb pp] with [art] | 39 |
|
| 8 | could [vb infin] [vb pp] with [art] | 39 |
|
