| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [been] [prep] [det] | 105 |
|
| 2 | might have [been] [prep] [adj] | 19 |
|
| 3 | might [verb] [been] [prep] [det] | 11 |
|
| 4 | might have [been] [prep] [det] | 10 |
|
| 5 | might have [be] [prep] [det] | 10 |
|
