| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must [be] | 9041 |
|
| 2 | [pers pn] must [be] | 6503 |
|
| 3 | we [modal v] [be] | 5816 |
|
| 4 | we must [be] | 359 |
|
