| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at a lower [noun sg] | 28 |
|
| 2 | [vb pp] at a lower level | 9 |
|
| 3 | [vb pp] at a lower level | 9 |
|
| 4 | [vb pp] at a lower rate | 8 |
|
| 5 | [vb pp] at a lower rate | 8 |
|
