| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could have [verb] a [adj] | 100 |
|
| 2 | could have [vb pp] a [adj] | 100 |
|
| 3 | could have be a [adj] | 79 |
|
| 4 | could have [be] a [adj] | 79 |
|
| 5 | could have been a [adj] | 79 |
|
| 6 | could have [been] a [adj] | 79 |
|
| 7 | could have had a [adj] | 17 |
|
| 8 | could have have a [adj] | 17 |
|
| 9 | could have made a [adj] | 13 |
|
| 10 | could have make a [adj] | 13 |
|
| 11 | could have such a [adj] | 5 |
|
| 12 | could have [det] a [adj] | 5 |
|
| 13 | could have such a [adj] | 5 |
|
| 14 | could have [adj] a [adj] | 5 |
|
| 15 | [pron] could have a [adj] | 107 |
|
| 16 | [pers pn] could have a [adj] | 96 |
|
| 17 | [noun] could have a [adj] | 89 |
|
| 18 | [noun sg] could have a [adj] | 54 |
|
| 19 | you could have a [adj] | 27 |
|
| 20 | we could have a [adj] | 27 |
|
| 21 | you could have a [adj] | 27 |
|
| 22 | we could have a [adj] | 27 |
|
| 23 | [noun pl] could have a [adj] | 26 |
|
| 24 | they could have a [adj] | 13 |
|
| 25 | they could have a [adj] | 13 |
|
| 26 | [adj] could have a [adj] | 10 |
|
| 27 | [noun prp] could have a [adj] | 9 |
|
| 28 | he could have a [adj] | 9 |
|
| 29 | he could have a [adj] | 9 |
|
| 30 | [det] could have a [adj] | 8 |
|
