| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] as a | 1294 |
|
| 2 | [vb -s] been [verb] as | 894 |
|
| 3 | [vb -s] been [verb] a | 764 |
|
| 4 | [vb -s] [verb] as a | 341 |
|
| 5 | [vb -s] been as a | 6 |
|
