| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [verb] that [det] [noun pl] | 22 |
|
| 2 | must [be] [verb] that [det] [noun pl] | 22 |
|
| 3 | must be [verb] that [det] [noun pl] | 22 |
|
| 4 | must [be] [vb pp] that [det] [noun pl] | 22 |
|
| 5 | must [be] [verb] that [det] [noun pl] | 22 |
|
| 6 | must [be] [verb] that these [noun pl] | 15 |
|
| 7 | must [be] remembered that [det] [noun pl] | 8 |
|
| 8 | must [be] remember that [det] [noun pl] | 8 |
|
