| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could have [vb pp] [det] | 338 |
|
| 2 | could have [vb pp] [adj] | 113 |
|
| 3 | could have [vb pp] that | 90 |
|
| 4 | could have [vb pp] that | 90 |
|
| 5 | could have had [adj] | 59 |
|
| 6 | could have done [adj] | 56 |
|
| 7 | could have [vb pp] this | 51 |
|
| 8 | could have [vb pp] this | 51 |
|
| 9 | could have [vb pp] [num] | 49 |
|
| 10 | could have [vb pp] such | 31 |
|
| 11 | could have [vb pp] such | 31 |
|
| 12 | could have [vb pp] some | 28 |
|
| 13 | could have [vb pp] some | 28 |
|
| 14 | could have [vb pp] any | 27 |
|
| 15 | could have [vb pp] any | 27 |
|
| 16 | could have gone [adj] | 22 |
|
| 17 | could have [vb pp] all | 21 |
|
| 18 | could have [vb pp] all | 21 |
|
| 19 | could have [vb pp] more | 17 |
|
| 20 | could have [vb pp] another | 17 |
|
| 21 | could have [vb pp] another | 17 |
|
| 22 | could have [vb pp] more | 17 |
|
| 23 | could have got [adj] | 16 |
|
| 24 | could have [vb pp] either | 12 |
|
| 25 | could have [vb pp] either | 12 |
|
| 26 | could have made [adj] | 11 |
|
| 27 | could have [vb pp] one | 10 |
|
| 28 | could have [vb pp] [adj -er] | 10 |
|
| 29 | could have taken [adj] | 10 |
|
| 30 | could have [vb pp] one | 10 |
|
