| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you must [verb] | 3975 |
|
| 2 | you must [vb infin] | 3971 |
|
| 3 | you [modal v] keep | 398 |
|
| 4 | [pron] must keep | 167 |
|
| 5 | [pers pn] must keep | 156 |
|
| 6 | you must keep | 37 |
|
| 7 | you must keep | 37 |
|
