| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] at [adj] level | 27 |
|
| 2 | to be [vb pp] at [adj] level | 27 |
|
| 3 | to be [vb pp] at [adj] level | 27 |
|
| 4 | [prep] be [vb pp] at [adj] level | 18 |
|
| 5 | [prep] be [vb pp] at [adj] levels | 16 |
|
| 6 | [prep] be [vb pp] at [adj] level | 11 |
|
