| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] what you must [verb] | 7 |
|
| 2 | be what you must [verb] | 7 |
|
| 3 | [be] what you must [vb infin] | 7 |
|
| 4 | [be] what you must [verb] | 7 |
|
| 5 | [is] what you must [verb] | 7 |
|
| 6 | is what you must [verb] | 5 |
|
| 7 | [be] what you must do | 5 |
|
| 8 | [be] what you must do | 5 |
|
