| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] assumed that | 87 |
|
| 2 | it [modal v] [not/n't] [be] assumed | 73 |
|
| 3 | [modal v] [not/n't] [be] assumed that | 54 |
|
| 4 | it [modal v] [not/n't] [be] that | 9 |
|
