| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have been [vb pp] [prep] [adj] | 88 |
|
| 2 | [modal v] have been [vb pp] [prep] some | 34 |
|
| 3 | [vb mod] have been [vb pp] [prep] some | 34 |
|
| 4 | may have be [vb pp] [prep] some | 11 |
|
| 5 | may have been [verb] [prep] some | 11 |
|
| 6 | may have [been] [vb pp] [prep] some | 11 |
|
| 7 | may have [be] [vb pp] [prep] some | 11 |
|
| 8 | may [verb] been [vb pp] [prep] some | 11 |
|
| 9 | may have been [vb pp] [prep] some | 11 |
|
