| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [vb pp] [prep] some | 34 |
|
| 2 | [vb mod] have been [vb pp] [prep] some | 34 |
|
| 3 | [vb mod] have been [vb pp] by some | 15 |
|
| 4 | may have been [vb pp] [prep] some | 11 |
|
| 5 | [vb mod] have been [vb pp] in some | 9 |
|
| 6 | must have been [vb pp] [prep] some | 8 |
|
| 7 | might have been [vb pp] [prep] some | 5 |
|
| 8 | [vb mod] have been [vb pp] for some | 5 |
|
