| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] to [be] present | 8 |
|
| 2 | [vb mod] [be] [vb pp] to [be] present | 8 |
|
| 3 | [be] [vb pp] to [be] present [prep] | 7 |
|
| 4 | [be] [vb pp] to [be] present [prep] | 7 |
|
