| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it [vb mod] be said that | 20 |
|
| 2 | but it [modal v] be said that | 20 |
|
| 3 | but it must be said that | 17 |
|
| 4 | but it must be said that | 17 |
|
