| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pers pn] must [verb] a | 12 |
|
| 2 | if [pers pn] must [verb] a | 12 |
|
| 3 | if [pers pn] must [vb infin] a | 12 |
|
| 4 | if you must [verb] a | 8 |
|
| 5 | if [pers pn] must have a | 6 |
|
| 6 | if [pers pn] must have a | 6 |
|
