| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could have [vb pp] a [adj] [noun] | 89 |
|
| 2 | could have [verb] a [adj] [noun] | 89 |
|
| 3 | could have [verb] a [adj] [noun] | 88 |
|
| 4 | could have [verb] a [adj] [noun sg] | 87 |
|
| 5 | could have [verb] a [adj] [noun] | 75 |
|
| 6 | could have had a [adj] [noun] | 16 |
|
| 7 | could have have a [adj] [noun] | 16 |
|
| 8 | could have [verb] an [adj] [noun] | 14 |
|
| 9 | could have made a [adj] [noun] | 12 |
|
| 10 | could have make a [adj] [noun] | 12 |
|
| 11 | could have [verb] a good [noun] | 5 |
|
