| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have [been] [verb] at [art] time | 12 |
|
| 2 | [to-vb] [been] [verb] at the time | 12 |
|
| 3 | [to-vb] been [verb] at [art] time | 12 |
|
| 4 | [to-vb] [been] [verb] at [art] time | 12 |
|
| 5 | [to-vb] [been] [verb] at [art] time | 12 |
|
| 6 | [to-vb] [been] [verb] at the time | 12 |
|
| 7 | [to-vb] [been] [vb pp] at [art] time | 11 |
|
| 8 | [to-vb] [been] effected at [art] time | 5 |
|
| 9 | [to-vb] [been] effect at [art] time | 5 |
|
