| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | section [unc] did not [vb infin] | 5 |
|
| 2 | section [unc] did [not/n't] [vb infin] | 5 |
|
| 3 | section [no cls] did [not/n't] [vb infin] | 5 |
|
