| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] that [pron] must be [vb pp] | 7 |
|
| 2 | [vb -s] [that] [pron] must be [vb pp] | 7 |
|
| 3 | [vb -s] [that] [pers pn] must be [vb pp] | 6 |
|
