| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] at | 1956 |
|
| 2 | be [vb pp] at [det] | 889 |
|
| 3 | to be [vb pp] [det] | 448 |
|
| 4 | to be at [det] | 42 |
|
