| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] should have been [vb pp] | 262 |
|
| 2 | who [modal v] have been [vb pp] | 72 |
|
| 3 | who should have been [verb] | 14 |
|
| 4 | who should have be [vb pp] | 11 |
|
| 5 | who should have [be] [vb pp] | 11 |
|
| 6 | who should have [been] [vb pp] | 11 |
|
| 7 | who should [verb] been [vb pp] | 11 |
|
