| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at a higher [noun sg] | 21 |
|
| 2 | [vb pp] at a higher level | 9 |
|
| 3 | [vb pp] at a higher level | 9 |
|
| 4 | [vb pp] at a higher rate | 6 |
|
| 5 | [vb pp] at a higher rate | 6 |
|
