| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have a duty | 129 |
|
| 2 | state have a [noun] | 21 |
|
| 3 | state have [art] duty | 7 |
|
| 4 | state [verb] a duty | 7 |
|
| 5 | state have [art] duty | 7 |
|
| 6 | state have a duty | 6 |
|
