| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [been] [prep] | 1243 |
|
| 2 | might [vb infin] [been] [prep] | 135 |
|
| 3 | might [verb] [been] [prep] | 135 |
|
| 4 | might have [been] [prep] | 134 |
|
| 5 | might have [be] [prep] | 133 |
|
| 6 | might have [been] [prep] | 132 |
|
