| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [be] [adj] for | 48 |
|
| 2 | must [verb] [be] [adj] for | 47 |
|
| 3 | [modal v] [verb] [be] responsible for | 40 |
|
| 4 | must [verb] [be] responsible [prep] | 5 |
|
| 5 | must [verb] [be] responsible for | 5 |
|
