| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [prep] the level | 28 |
|
| 2 | [is] [vb pp] [prep] the level | 25 |
|
| 3 | [is] [verb] at the level | 7 |
|
| 4 | [is] [verb] by the level | 6 |
|
| 5 | [is] [verb] to the level | 6 |
|
