| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [pers pn] have been | 14 |
|
| 2 | could [vb infin] [pers pn] have [be] | 14 |
|
| 3 | could [verb] [pers pn] have [been] | 14 |
|
| 4 | could [verb] [pers pn] have be | 14 |
|
| 5 | could [verb] [pers pn] 'd [be] | 8 |
|
| 6 | could see [pers pn] have [be] | 6 |
|
| 7 | could see [pers pn] have [be] | 6 |
|
| 8 | could [verb] he have [be] | 5 |
|
| 9 | could [verb] she have [be] | 5 |
|
