| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at [adj] time | 300 |
|
| 2 | be [vb pp] at an [adj] | 168 |
|
| 3 | be at an [adj] time | 8 |
|
| 4 | [vb pp] at an [adj] time | 7 |
|
