| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [pers pn] must [vb infin] | 16 |
|
| 2 | [prep] [adv] [pers pn] must have | 6 |
|
| 3 | [prep] then [pers pn] must [verb] | 6 |
|
| 4 | [prep] [adv] [pers pn] must have | 6 |
|
| 5 | [prep] now [pers pn] must [verb] | 5 |
|
