| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must have [verb] [prep] some | 10 |
|
| 2 | [pers pn] must have [verb] [prep] some | 9 |
|
| 3 | [noun] must have [verb] [prep] some | 6 |
|
| 4 | must have been [verb] [prep] some | 10 |
|
| 5 | must have [been] [verb] [prep] some | 10 |
|
| 6 | must have be [verb] [prep] some | 10 |
|
| 7 | must have [be] [verb] [prep] some | 10 |
|
| 8 | must have [verb] [prep] some [noun] | 14 |
|
| 9 | must have [verb] [prep] some [noun sg] | 13 |
|
| 10 | must have [verb] [prep] some [adj] | 6 |
|
