| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you could have [vb pp] a [noun] | 27 |
|
| 2 | you could have [verb] a [noun] | 27 |
|
| 3 | you could have heard [art] [noun] | 9 |
|
| 4 | [pron] could have heard a [noun] | 9 |
|
| 5 | [pers pn] could have heard a [noun] | 9 |
|
| 6 | you could have heard a [noun] | 8 |
|
| 7 | you [modal v] have heard a [noun] | 8 |
|
| 8 | you could [verb] heard a [noun] | 8 |
|
| 9 | you could have hear a [noun] | 8 |
|
