| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must have [be] [prep] | 180 |
|
| 2 | there [modal v] have [be] [prep] | 31 |
|
| 3 | there [vb mod] have [be] [prep] | 31 |
|
| 4 | there must have [be] [prep] | 14 |
|
| 5 | there must [verb] [be] [prep] | 14 |
|
