| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] must be [vb pp] that | 588 |
|
| 2 | [pers pn] be [vb pp] that [adj] | 475 |
|
| 3 | must be [vb pp] that [adj] | 32 |
|
| 4 | [pers pn] must be [vb pp] [adj] | 24 |
|
