| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] [been] [vb pp] | 5915 |
|
| 2 | [modal v] [vb infin] [been] [vb pp] | 5915 |
|
| 3 | might [vb infin] [been] [verb] | 907 |
|
| 4 | might [vb infin] [be] [vb pp] | 765 |
|
| 5 | might [vb infin] [been] [vb pp] | 758 |
|
| 6 | might [verb] [been] [vb pp] | 758 |
|
