| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [verb] [adv] | 524 |
|
| 2 | must have [vb pp] [adv] | 519 |
|
| 3 | [modal v] have gone [adv] | 364 |
|
| 4 | must [verb] gone [adv] | 42 |
|
| 5 | must [vb infin] gone [adv] | 42 |
|
| 6 | must have gone [adv] | 42 |
|
| 7 | must have go [adv] | 40 |
|
