| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [vb pp] | 2294 |
|
| 2 | who have [vb pp] [noun sg] | 858 |
|
| 3 | have been [vb pp] [noun sg] | 842 |
|
| 4 | who have been [noun sg] | 112 |
|
