| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at [art] | 15401 |
|
| 2 | be [vb pp] at | 6207 |
|
| 3 | be [vb pp] [art] | 3749 |
|
| 4 | be at [art] | 926 |
|
