| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] not [to-vb] | 643 |
|
| 2 | [art] [noun sg] not [to-vb] | 584 |
|
| 3 | [art] obligation [adv] [to-vb] | 18 |
|
| 4 | [art] obligation not [verb] | 11 |
|
| 5 | [art] obligation not [to-vb] | 11 |
|
