| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must [be] that | 5 |
|
| 2 | it must [be] that | 5 |
|
| 3 | [pron] must be that | 5 |
|
| 4 | [pers pn] must [be] that | 5 |
|
