| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should also have [been] [verb] | 5 |
|
| 2 | should also [vb infin] [been] [verb] | 5 |
|
| 3 | should also [vb infin] been [verb] | 5 |
|
| 4 | should also [vb infin] [been] [vb pp] | 5 |
|
