| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to be [vb pp] at | 597 |
|
| 2 | to be [vb pp] at [det] | 210 |
|
| 3 | [verb] to be [vb pp] [det] | 175 |
|
| 4 | [verb] to be at [det] | 20 |
|
