| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] at a lower | 8 |
|
| 2 | [vb mod] [be] [verb] at a lower | 8 |
|
| 3 | [be] [verb] at a lower [noun] | 11 |
|
| 4 | [be] [verb] at a lower [noun sg] | 11 |
|
