| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] has been [vb pp] [adv] for | 6 |
|
| 2 | which has be [vb pp] [adv] for | 6 |
|
| 3 | [Wh det] has be [vb pp] [adv] for | 6 |
|
