| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be your duty | 18 |
|
| 2 | it be your duty | 17 |
|
| 3 | it be your duty | 17 |
|
| 4 | [pers pn] be your duty | 17 |
|
| 5 | be your duty [verb] | 12 |
|
| 6 | be your duty [to-vb] | 12 |
|
| 7 | be your duty [prep] | 6 |
|
| 8 | be your duty [prep] | 6 |
|
