| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at a much [adj -er] | 15 |
|
| 2 | [vb pp] at a [adv] higher | 7 |
|
| 3 | [vb pp] at a [adv] lower | 5 |
|
| 4 | [vb pp] at a slightly [adj -er] | 5 |
|
