| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [prep] | 78600 |
|
| 2 | [modal v] be accountable [prep] | 27 |
|
| 3 | be [verb] accountable [prep] | 26 |
|
| 4 | [modal v] be [verb] accountable | 23 |
|
