| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [noun prp] must [vb infin] [verb] | 15 |
|
| 2 | [subord] [noun prp] must [verb] [vb pp] | 14 |
|
| 3 | [subord] [noun prp] must have [verb] | 14 |
|
| 4 | [subord] [noun prp] must have [verb] | 14 |
|
| 5 | as [noun prp] must [verb] [verb] | 10 |
|
