| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [pron] must [verb] [pron] | 6 |
|
| 2 | be [pron] must [verb] [pers pn] | 6 |
|
| 3 | be [pron] must [vb infin] [pron] | 6 |
|
| 4 | be [pers pn] must [verb] [pron] | 5 |
|
