| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] have [adv] been [vb pp] by | 20 |
|
| 2 | which have [adv] been [verb] by | 20 |
|
| 3 | [Wh det] have [adv] been [verb] by | 16 |
|
| 4 | [Wh det] have already been [verb] by | 6 |
|
| 5 | [Wh det] have already been [verb] by | 6 |
|
