| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been that | 49 |
|
| 2 | [vb mod] have [been] that | 49 |
|
| 3 | may have [been] that | 20 |
|
| 4 | may have [been] that | 20 |
|
| 5 | would have [been] that | 10 |
|
| 6 | would have [been] that | 10 |
|
| 7 | might have [been] that | 8 |
|
| 8 | could have [been] that | 8 |
|
| 9 | might have [been] that | 8 |
|
| 10 | could have [been] that | 8 |
|
