| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] he could have [vb pp] | 17 |
|
| 2 | i [verb] he could have [verb] | 17 |
|
| 3 | i [verb] he could have [been] | 5 |
|
| 4 | i [verb] he could have [be] | 5 |
|
| 5 | i [verb] he could have been | 5 |
|
| 6 | i [verb] he could have be | 5 |
|
