| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] that [pron] [verb] [prep] | 13 |
|
| 2 | must [vb infin] that [pron] [verb] [prep] | 13 |
|
| 3 | must [vb infin] that [pers pn] [verb] [prep] | 11 |
|
| 4 | must [vb infin] that [pron] [vb -s] [prep] | 6 |
|
