| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [pers pn] be | 2646 |
|
| 2 | [prep] [pers pn] must be | 74 |
|
| 3 | [prep] what must be | 55 |
|
| 4 | what [pers pn] must be | 49 |
|
| 5 | [prep] what [pers pn] must | 32 |
|
