| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have [be] [prep] | 289 |
|
| 2 | have [be] [prep] [noun sg] | 228 |
|
| 3 | must [be] [prep] [noun sg] | 182 |
|
| 4 | must have [be] [noun sg] | 47 |
|
| 5 | must have [prep] [noun sg] | 12 |
|
