| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have a duty | 129 |
|
| 2 | council have a [noun] | 40 |
|
| 3 | council [verb] a duty | 5 |
|
| 4 | council have [art] duty | 5 |
|
| 5 | council have a duty | 5 |
|
| 6 | council have [art] duty | 5 |
|
