| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] a [noun] | 2761 |
|
| 2 | could [vb infin] a [noun] | 2758 |
|
| 3 | could hear [art] [noun] | 349 |
|
| 4 | [vb mod] hear a [noun] | 83 |
|
| 5 | [modal v] hear a [noun] | 83 |
|
| 6 | could hear a [noun] | 38 |
|
| 7 | could hear a [noun] | 38 |
|
