| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [be] [adj] [verb] in | 11 |
|
| 2 | must [be] [adj] [verb] in | 11 |
|
| 3 | must be [adj] [verb] in | 11 |
|
| 4 | must [be] [adj] [to-vb] in | 11 |
|
