| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] at the time | 64 |
|
| 2 | been [verb] at the time | 64 |
|
| 3 | been [vb pp] at the time | 60 |
|
| 4 | been effect at the time | 5 |
|
| 5 | been effected at the time | 5 |
|
