| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of what [pers pn] must [vb infin] | 10 |
|
| 2 | [prep] what [pers pn] must have | 10 |
|
| 3 | [prep] what it must [vb infin] | 8 |
|
| 4 | [prep] what he must [vb infin] | 6 |
|
| 5 | [prep] what [pers pn] must do | 5 |
|
