| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] gone [adv] | 42 |
|
| 2 | [modal v] [verb] gone down | 31 |
|
| 3 | must [verb] [verb] down | 22 |
|
| 4 | must [verb] [vb pp] down | 20 |
|
| 5 | must [verb] go down | 8 |
|
