| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] | 103064 |
|
| 2 | have [vb pp] [det] | 24328 |
|
| 3 | have been [det] | 2438 |
|
| 4 | been [vb pp] [det] | 831 |
|
