| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [verb] [prep] [adj] | 1000 |
|
| 2 | [be] [verb] [prep] be [adj] | 548 |
|
| 3 | must [be] [verb] [prep] be | 76 |
|
| 4 | must [verb] [prep] be [adj] | 21 |
|
| 5 | must [be] [verb] be [adj] | 8 |
|
