| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at the level | 43 |
|
| 2 | be [verb] at the level | 21 |
|
| 3 | been [verb] at the level | 9 |
|
| 4 | was [verb] at the level | 6 |
|
| 5 | be [v-ing] at the level | 6 |
|
| 6 | is [verb] at the level | 6 |
|
