| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at an [adj] level | 9 |
|
| 2 | [be] [vb pp] at an [adj] level | 9 |
|
| 3 | [vb pp] at an [adj] level [prep] | 5 |
|
| 4 | [vb pp] at an [adj] level [prep] | 5 |
|
