| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [been] [prep] | 1243 |
|
| 2 | would [vb infin] [been] [prep] | 435 |
|
| 3 | would [verb] [been] [prep] | 435 |
|
| 4 | would have [been] [prep] | 433 |
|
| 5 | would have [been] [prep] | 428 |
|
| 6 | would have [be] [prep] | 428 |
|
