| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be at | 1237 |
|
| 2 | [vb pp] be [prep] | 715 |
|
| 3 | [vb pp] be [prep] | 715 |
|
| 4 | [vb pp] be at | 52 |
|
| 5 | [vb pp] [be] at | 52 |
|
