| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [verb] [pron] | 1103 |
|
| 2 | [vb mod] have [verb] i | 700 |
|
| 3 | [modal v] have [verb] i | 700 |
|
| 4 | must [verb] [verb] i | 65 |
|
| 5 | must have [verb] i | 58 |
|
