| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] for [det] | 649 |
|
| 2 | to have been [verb] for | 91 |
|
| 3 | to have been [verb] [det] | 31 |
|
| 4 | to have [verb] for [det] | 13 |
|
