| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] | 103064 |
|
| 2 | have [vb pp] [adv] | 57484 |
|
| 3 | have been [adv] | 22779 |
|
| 4 | been [vb pp] [adv] | 15024 |
|
