| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [vb pp] at [art] [adj] level | 31 |
|
| 2 | is [vb pp] at [art] [adj] level | 30 |
|
| 3 | [is] [vb pp] at [art] [adj] level | 28 |
|
| 4 | [is] [vb pp] at the [adj] level | 17 |
|
| 5 | [is] [vb pp] at the [adj] level | 17 |
|
| 6 | [is] [vb pp] at a [adj] level | 14 |
|
| 7 | [is] [vb pp] at a [adj] level | 13 |
|
