| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have a [adj] duty [to-vb] | 25 |
|
| 2 | have a [adj] duty [to-vb] | 25 |
|
| 3 | have a statutory duty [to-vb] | 5 |
|
| 4 | have a legal duty [to-vb] | 5 |
|
| 5 | have a legal duty [to-vb] | 5 |
|
| 6 | have a statutory duty [to-vb] | 5 |
|
