| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [not/n't] [verb] | 1629 |
|
| 2 | must [not/n't] [vb infin] | 1625 |
|
| 3 | [modal v] [not/n't] worry | 249 |
|
| 4 | [vb mod] [not/n't] worry | 249 |
|
| 5 | must [adv] worry | 26 |
|
| 6 | must [not/n't] worry | 26 |
|
| 7 | must [not/n't] worry | 26 |
|
