| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] must have [been] [noun] | 53 |
|
| 2 | [pers pn] must have some [noun] | 52 |
|
| 3 | must have [been] some [noun] | 34 |
|
| 4 | [pers pn] have [been] some [noun] | 14 |
|
| 5 | [pers pn] must have [been] some | 12 |
|
