| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [art] | 18427 |
|
| 2 | [vb past] been [art] | 5557 |
|
| 3 | [vb past] have [art] | 2790 |
|
| 4 | [vb past] have been | 734 |
|
