| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [verb] [conj] | 1567 |
|
| 2 | it must [be] [verb] | 1448 |
|
| 3 | it [be] [verb] [conj] | 170 |
|
| 4 | it must [verb] [conj] | 52 |
|
| 5 | it must [be] [conj] | 36 |
|
