| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [be] [prep] [det] | 26 |
|
| 2 | must have [be] something [prep] | 15 |
|
| 3 | have [be] something [prep] [det] | 8 |
|
| 4 | must [be] something [prep] [det] | 7 |
|
