| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [adv] be assumed [prep] | 6 |
|
| 2 | it [modal v] [not/n't] be assumed [prep] | 5 |
|
| 3 | it [modal v] not be assumed [prep] | 5 |
|
| 4 | it [modal v] not be assumed [prep] | 5 |
|
