| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [verb] [art] | 759 |
|
| 2 | must have [vb pp] [art] | 757 |
|
| 3 | [modal v] have received [art] | 46 |
|
| 4 | [vb mod] have received [art] | 46 |
|
| 5 | must have received [art] | 5 |
|
| 6 | must [verb] received [art] | 5 |
|
| 7 | must [vb infin] received [art] | 5 |
|
| 8 | must have received [art] | 5 |
|
| 9 | must have received [art] | 5 |
|
| 10 | must have receive [art] | 5 |
|
