| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could not have be | 240 |
|
| 2 | he [modal v] not have be | 139 |
|
| 3 | he could not [vb infin] be | 51 |
|
| 4 | he could not [verb] be | 51 |
|
| 5 | he could [adv] have be | 50 |
|
| 6 | he could not have be | 34 |
|
| 7 | he could not have [be] | 34 |
|
