| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [adj] for | 3511 |
|
| 2 | must be [adj] [prep] | 1256 |
|
| 3 | must be [adj] [prep] | 1256 |
|
| 4 | must [be] [adj] for | 159 |
|
| 5 | must be [adj] for | 159 |
|
