| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must [be] [verb] | 3135 |
|
| 2 | [pron] must [adv] [verb] | 2622 |
|
| 3 | must [adv] [be] [verb] | 1610 |
|
| 4 | [pron] [adv] [be] [verb] | 1559 |
|
| 5 | [pron] must [adv] [be] | 936 |
|
