| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [noun prp] must have [vb pp] | 9 |
|
| 2 | in [noun prp] must [verb] [vb pp] | 9 |
|
| 3 | in [noun prp] must [vb infin] [vb pp] | 9 |
|
| 4 | in [noun prp] must [verb] [vb pp] | 9 |
|
| 5 | in [noun prp] must have [vb pp] | 9 |
|
