| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could have [verb] [adj] | 519 |
|
| 2 | could have [vb pp] [adj] | 517 |
|
| 3 | [vb mod] have gone [adj] | 72 |
|
| 4 | [modal v] have gone [adj] | 72 |
|
| 5 | could have gone [adj] | 24 |
|
| 6 | could [vb infin] gone [adj] | 24 |
|
| 7 | could [verb] gone [adj] | 24 |
|
| 8 | could have gone [adj] | 22 |
|
| 9 | could have go [adj] | 22 |
|
