| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [verb] a | 2234 |
|
| 2 | [vb past] [verb] [verb] a | 1055 |
|
| 3 | [vb past] been [verb] a | 742 |
|
| 4 | [vb past] [verb] been [verb] | 499 |
|
| 5 | [vb past] [verb] been a | 42 |
|
