| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must [be] [verb] | 3134 |
|
| 2 | i [vb mod] [be] [verb] | 2393 |
|
| 3 | i [modal v] [be] [verb] | 2393 |
|
| 4 | i must [be] [verb] | 72 |
|
| 5 | i must [be] [verb] | 72 |
|
