| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb past] been [verb] at [art] | 32 |
|
| 2 | [Wh det] had been [verb] at [art] | 32 |
|
| 3 | which [vb past] been [verb] at [art] | 30 |
|
| 4 | [Wh det] [vb past] been [verb] at the | 30 |
|
| 5 | [Wh det] [vb past] been [vb pp] at [art] | 30 |
|
| 6 | [Wh det] [vb past] been [verb] at the | 30 |
|
