| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you must [adv] [vb infin] | 664 |
|
| 2 | you must [adv] [verb] | 664 |
|
| 3 | you [modal v] [adv] ask | 118 |
|
| 4 | [pron] must [adv] ask | 18 |
|
| 5 | you must [adv] ask | 5 |
|
