| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] been [prep] [pers pn] | 9 |
|
| 2 | must [verb] been [prep] [pers pn] | 9 |
|
| 3 | [modal v] [verb] been for [pers pn] | 8 |
|
| 4 | [vb mod] [verb] been for [pers pn] | 8 |
|
| 5 | must [verb] been for [pron] | 7 |
|
| 6 | must [verb] [been] for [pers pn] | 5 |
|
| 7 | must [verb] been for [pers pn] | 5 |
|
| 8 | must [verb] [be] for [pers pn] | 5 |
|
| 9 | must [verb] been for [pers pn] | 5 |
|
| 10 | must [verb] be for [pers pn] | 5 |
|
