| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] at [art] [noun prp] | 10 |
|
| 2 | [vb base] been [verb] at the [noun prp] | 10 |
|
| 3 | [vb base] been [verb] at [art] [noun prp] | 10 |
|
| 4 | [vb base] been [vb pp] at [art] [noun prp] | 8 |
|
