| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i must have [vb pp] my | 7 |
|
| 2 | i must [vb infin] [vb pp] my | 7 |
|
| 3 | i must [verb] [vb pp] my | 7 |
|
| 4 | i must have [vb pp] my | 6 |
|
