| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [vb pp] [prep] | 2797 |
|
| 2 | [vb mod] have [vb pp] [prep] some | 59 |
|
| 3 | have been [vb pp] [prep] some | 41 |
|
| 4 | [vb mod] have been [prep] some | 18 |
|
