| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] shown that | 144 |
|
| 2 | [modal v] not [be] shown | 35 |
|
| 3 | [modal v] not [be] that | 10 |
|
| 4 | not [be] shown that | 5 |
|
