| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it [vb mod] [adv] be assumed | 7 |
|
| 2 | but it [modal v] [adv] be assumed | 7 |
|
| 3 | but it [modal v] not be assumed | 6 |
|
| 4 | but it [modal v] [not/n't] be assumed | 6 |
|
| 5 | but it [modal v] not be assumed | 6 |
|
| 6 | but it can [adv] be assumed | 5 |
|
| 7 | but it can [adv] be assumed | 5 |
|
