| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it must be [verb] [that] | 52 |
|
| 2 | but it must be [vb pp] [that] | 52 |
|
| 3 | but it must be [verb] [that] | 52 |
|
| 4 | but it must be [verb] that | 52 |
|
| 5 | but it must be [verb] [that] | 52 |
|
| 6 | but it must be say [that] | 17 |
|
| 7 | but it must be said [that] | 17 |
|
| 8 | but it must be remembered [that] | 15 |
|
| 9 | but it must be remember [that] | 15 |
|
