| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must have been with | 7 |
|
| 2 | [pers pn] must have been with | 5 |
|
| 3 | must have been [verb] with | 13 |
|
| 4 | must have been [vb pp] with | 12 |
|
| 5 | must have been [adj] with | 11 |
|
| 6 | must have been [adj] with | 10 |
|
