| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to have [been] [vb pp] | 687 |
|
| 2 | [be] [verb] to have [been] [vb pp] | 687 |
|
| 3 | be [verb] have [been] [vb pp] | 100 |
|
| 4 | be [verb] [verb] [been] [vb pp] | 100 |
|
| 5 | be [verb] to have [been] [verb] | 66 |
|
| 6 | be [verb] to have [be] [vb pp] | 60 |
|
| 7 | [be] [verb] to have [been] [vb pp] | 60 |
|
| 8 | be [verb] [to-vb] [been] [vb pp] | 60 |
|
