| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [verb] a lot | 22 |
|
| 2 | must [vb infin] [verb] a lot | 22 |
|
| 3 | must [verb] [vb pp] a lot | 21 |
|
| 4 | must have [verb] a lot | 21 |
|
| 5 | must have [verb] a lot | 21 |
|
