| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] responsible for | 418 |
|
| 2 | [noun pl] [be] responsible for | 257 |
|
| 3 | [noun pl] [modal v] [be] responsible | 75 |
|
| 4 | [noun pl] [modal v] [be] for | 72 |
|
