| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be [vb pp] | 31468 |
|
| 2 | [pron] must be [verb] | 3134 |
|
| 3 | [pron] must be [vb pp] | 2575 |
|
| 4 | [pron] must [be] [vb pp] | 2575 |
|
| 5 | [pron] must [be] [vb pp] | 2574 |
|
