| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at the | 5630 |
|
| 2 | [vb pp] at the time | 657 |
|
| 3 | be at the time | 139 |
|
| 4 | be [vb pp] at time | 36 |
|
| 5 | be [vb pp] the time | 17 |
|
