| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | these have [adv] been [verb] | 57 |
|
| 2 | these have [adv] been [vb pp] | 56 |
|
| 3 | these have [adv] been [verb] | 45 |
|
| 4 | these have now been [verb] | 15 |
|
| 5 | these had [adv] been [verb] | 8 |
|
| 6 | these have already been [verb] | 8 |
|
